Special Places

Stalking Winter Raptors

Red-shouldered Hawk, Brazos Bend State Park, Texas
Red-shouldered Hawk, Brazos Bend State Park, Texas. These hawks are common, year-round residents of the Upper Texas Coast. Canon EOS 7D/500mm f/4L IS (+1.4x TC). Natural light.

Birds of prey are always exciting to see and photograph, and winter is generally the best time to see them on the Upper Texas Coast. It could be argued, I suppose, that migrations are better in that the possibility exists of seeing transient species like Swainson’s Hawks or Broad-winged Hawks, but winter residents like American Kestrels, Peregrine Falcons, Northern Harriers, Cooper’s Hawks, and Ospreys are common enough to count on and really seem like part of the landscape.

Juvenile Cooper's Hawk, Lafitte's Cove, Galveston Island, Texas.
Portrait: Juvenile Cooper’s Hawk, Lafitte’s Cove, Galveston Island, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Natural light.

Wintering species plus year-round residents usually mean a visit to places like Anahuac NWR or Galveston Island State Park will yield sightings of at least a few raptor species. Inspection of fence posts and wires, power lines, and treetops at the margins of grassy areas will almost always be fruitful. It’s generally a good idea to keep the camera ready while driving to the coastal sanctuaries as birds will allow a close approach by a vehicle, but will bolt immediately if a door is opened to fish equipment from the back seat or boot.

Northern Crested Caracara at Anahuac National Wildlife Refuge, Texas.
Northern Crested Caracara on Yaupon at Anahuac National Wildlife Refuge (Main Tract), Texas. Crested Caracaras may be the most unusual falcons. Within this family, caracaras are perhaps the least graceful aerial hunters. They must, however, be among the most graceful of scavengers. This bird was feeding on road-kill with a small group of Black Vultures: Note the blood on the beak. Northern Crested Caracaras are year-round residents of the Texas Gulf Coast. Photo taken from a truck-as-blind. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Hand-held, natural light.

Because many raptors like to perch in trees to scan for prey below, the absence of deciduous leaves during the cooler times of the year really helps to find and photograph these birds. Perching high in trees, though, can be troublesome for photography given the “belly-shot” problem. Case in point: I still need to find time to return to Bear Creek Park this winter for a group of wintering Merlins. I have seen these birds several times, but in each case they were perched so high in the trees that getting good shots was impossible.

On a final note, photographing raptors really drives home to me the fact that birds live in a hostile world. Most of the raptors I see are immature. This can make identification difficult as many young raptors are hard to tell apart, but more importantly it indicates to me that many of these birds don’t make it to adulthood. Humans, of course, are a big part of this equation, and it saddens me every time I see those striped tail feathers on the road.

American Kestrel, Anahuac National Wildlife Refuge (Skillern Tract), Texas
Perched Male American Kestrel, Anahuac National Wildlife Refuge (Skillern Tract), Texas. This bird is surveying tall prairie grasses from the edge of a woods. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

Once the amateur’s naive approach and humble willingness to learn fades away, the creative spirit of good photography dies with it. Every professional should remain always in his heart an amateur.—Alfred Eisenstaedt

©2015 Christopher R. Cunningham. All rights reserved. No text or images may be duplicated or distributed.

And so it begins . . . .

For everything that lives is holy, life delights in life.—William Blake

Mating Blue-winged Teal, Pilant Lake, Brazos Bend State Park
Mating Blue-winged Teal, Pilant Lake, Brazos Bend State Park (BBSP), Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Natural light.

Having grown up among the frozen wastes of Minnesota during the 1960’s and 1970’s (when it was cold!), it’s always a shock to me how early spring begins here in the Texas subtropics. This year breeding behavior seems to have begun even earlier than usual, probably due to the unusually warm winter weather (82° F in Houston on 2/9/15?). February has barely begun and the air is full of birdsong, the four-note song of the Carolina Chickadee being especially prominent. Northern Cardinals and Carolina Wrens are also singing proudly from the bare branches.

On 2/7/15 I observed a pair of Blue-winged Teal mating on Pilant Lake, BBSP. Blue-winged Teal nest primarily in grassy areas around calm ponds and lakes on the prairies (“pothole prairie” habitat) across North America, especially the upper Midwest. In Texas, Blue-winged Teal breed primarily in the Panhandle, although they are known to breed sporadically along the Upper Texas Coast down to the Rio Grande Valley. Females are known for their secretive nesting behavior, so Blue-winged Teal nests and ducklings are definitely worth keeping an eye out for this spring at BBSP.

Sunning Sora, Pilant Lake, Brazos Bend State Park, Texas.
Sunning Sora, Pilant Lake, Brazos Bend State Park, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). This Sora sat right out in the open sunning on a chilly winter morning—so much for the “secretive” Sora! High-speed synchronized fill-flash.

Despite the oft-purported “widespread” and “common” nature of the Sora reported in the literature, I am always excited to see these quirky and charming (and often—nay usually—photographically uncooperative) rails. One caught my eye recently along the southern margin of Pilant Lake. This bird saw me and ambled into a hollow patch of brush under a fallen limb and kept an eye on me. This foolish bird thought it could wait me out! Me!

Sure enough, after half an hour the bird gave up on the silly man with the camera and came back out for a sun bath. Interestingly, the spot where the rail rested had two trails of tamped-down grasses leading up to it. The spot had several features in common with published descriptions of nesting sites. Although Sora nests are rare in Texas, and the spot this bird hunkered down in was probably just a hidey-hole, hope springs eternal that I found a nesting site, and I’ll keep my eye on it in the weeks to come.

Singing Male Cardinal, Pilant Lake, Brazos Bend State Park, Texas.
The Singing Tree: Male Cardinal, Pilant Lake, Brazos Bend State Park, Texas. Northern Cardinals sing all year long, but step it up in spring and into summer. Several species of birds sing from this dead tree in the shallows of Pilant Lake. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Natural light.

 ©2015 Christopher R. Cunningham. All rights reserved. No text or images may be duplicated or distributed without permission.

Winter’s Amphibian Hunters

In seed time learn, in harvest teach, in winter enjoy.—William Blake

Great Blue Heron with Siren intermedia, Pilant Lake, Brazos Bend State Park, Texas
Great Blue Heron with Lesser Siren (Siren intermedia), Pilant Lake, Brazos Bend State Park, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

The south side of Pilant Lake, Brazos Bend State Park, Texas is the best place I know to photograph wader hunting and fishing behavior in a freshwater habitat. This winter, Pilant Lake has been a rich source of observations involving waders taking a variety of prey, amphibians in particular. Over the past few years I had heard several reports of Great Blue Herons taking Lesser Sirens (Siren intermedia), large salamander-like amphibians that have lost their hind limbs through the evolutionary process, from the area immediately north of the observation tower. This grassy area contains scattered ponds and puddles and a few taller, woody plants here and there. The substrate appears irregular, soft, and saturated with water.

Ever since learning that sirens were frequently taken here, I have kept an eye on the area, especially during winter (when most of the reported events occurred), and on other areas in the park that look the same. Judging by reports from other birders, on several occasions I had apparently just missed a heron taking a siren. On 1/24/15, my patience finally paid off, though. A Great Blue was hunting very near the tower, so I set up, chimped my settings, and waited for the action to unfold. Almost immediately the bird plunged it head nearly eye-deep into the muck and froze.

Great Blue Heron with Beak in Siren Burrow, Pilant Lake, Brazos Bend State Park, Texas
Great Blue Heron with Beak in Siren Burrow, Pilant Lake, Brazos Bend State Park, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

I could tell that the bird was straining to pull up something big. At that point I knew that the heron had found a siren in a burrow—any lesser critter would have been yanked out immediately! After about five seconds, the bird pulled its head up without a meal. Over the next hour or so, the bird waited patiently over the burrow. Finally the bird struck into the mud again and dragged out the huge wriggling amphibian. The bird had speared the siren in the right shoulder region through to the throat with the lower beak and clamped the amphibian in place with the upper beak. Because a noisy group of babbling tourists had descended upon the tower, the heron almost immediately flew off with its catch. Pity.

Great Egret with Frog, Pilant Lake, Brazos Bend State Park, Texas
Great Egret with Southern Leopard Frog (Rana sphenocephala), Pilant Lake, Brazos Bend State Park, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

In addition to sirens, this area is rich in other amphibians (especially frogs) during winter. Most commonly, waders take American Bullfrogs (Rana catesbeiana) and Green Treefrogs (Hyla cinerea), along with an occasional Southern Leopard Frog (R. sphenocephala). Green Treefrogs are most often taken from the water hyacinth that grows in profusion in Pilant Lake, as well as taller plants that grow at the margin of the water. In summer, I have seen Little Blue Herons and Great Blue Herons take Eastern Newts (Notophthalmus viridescens) in this area, too.

Little Blue Heron with Green Tree Frog, Pilant Lake, Brazos Bend State Park, Texas.
Little Blue Heron with Green Tree Frog (Hyla cinerea), Pilant Lake, Brazos Bend State Park, Texas. This bird picked treefrogs from tall vegetation at the water’s edge. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Natural light.

Amphibians are the most exciting prey items that you are likely to see being grabbed by waders at Pilant Lake—mostly you will see invertebrates like crawfish and water tigers being eaten. Small fish are also frequent prey. Eventually I hope be on hand when a water snake or baby alligator is grabbed. I have heard reports of American Bitterns taking songbirds from the marsh vegetation, and photographs exist of Great Blue Herons grabbing baby nutria in similar environments. It’s only a matter of time before I can document these relatively rare and exciting events at Pilant Lake.

American Bittern with Green Tree Frog, Pilant Lake, Brazos Bend State Park, Texas
American Bittern in Water Hyacinth with Green Treefrog (Hyla cinerea), Pilant Lake, Brazos Bend State Park, Texas. Green Treefrogs range in color from bright green to yellow and brown. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

©2015 Christopher R. Cunningham. All rights reserved. No text or images may be duplicated or distributed without permission.

The Yellow-eyed Rump-warmer

Sunny days (especially sunny weekend days) seem to be in short supply along the Texas Gulf Coast this winter. Happily, this weekend should be among those rare sunny occasions—so we’re headed to Brazos Bend State Park (BBSP) to see if we can spot the Least Grebes we saw just after the new year. Allow me take you back in time a few weeks . . . . New Year’s Day had come in with a grudge—weeks of damp and dreary days latched on like leeches and drained the life right out of us. So, when the first Sunday of 2015 rotated into place with a bright, sunny sky, we geared up and headed out, giddy with optimism.

Sunning Least Grebe at Brazos Bend State Park, Texas.
Sun worshipper. The Least Grebe fluffs its tail feathers to expose dark-pigmented skin on its rump and absorb solar energy for warmth on a cold January morning. Pilant Slough, Brazos Bend State Park, Texas. Canon EOS 7D/500mm f/4L IS (+1.4xTC). Natural light.

We weren’t the only ones venturing out to take advantage of the weather. This Least Grebe with it’s powder-puff posterior aimed sunward was practicing “high-sterned sunbathing,” according to the literature (Well, that’s a polite way of putting it!). The skin exposed by raising the feathers on its back-side is black and thought to absorb solar radiation. It seems reasonable enough. While in this position, I observed the bird paddle its feet back and forth to produce a stationary “waggle,” which could be interpreted as at the bird’s way of distributing the heat more evenly. You can see faint ripple-marks produced by our rump-warming friend in the photo above.

Water beads up and rolls off the back of a Least Grebe.
Waterproof. Water beads off a Least Grebe’s back after emerging from a dive. Many types of waterbirds have the ability to waterproof their feathers and insulate themselves from the wet and the cold. Pilant Slough, Brazos Bend State Park, Texas. Canon EOS 7D/500mm f/4L IS (+1.4xTC). Natural light.

The Least Grebe drew quite a crowd of onlookers along Pilant Slough at BBSP. Aside from being downright adorable, Least Grebes are infrequently seen in our neck of the woods. We usually see Pied-billed Grebes at BBSP. Although Pied-billed Grebes can be seen all over the US, Least Grebes are a tropical to sub-tropical species, and the Texas Gulf Coast populations are at the northern extremity of their typical permanent range. Even our mild Texas freezes can be fatal. As we left the park, I was excited to see two Least Grebes together. We’re hoping that they’re a mated pair and make it through our winter to raise a few broods!

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Do you see that out there? The strange unfamiliar light? It’s called the Sun. Let’s go and get us a little.” – Nora Roberts, The Hollow

©2015 Elisa D. Lewis. All rights reserved. No text or images may be duplicated or distributed without permission.

Stalking Forest Birds

Tufted Titmouse on Tree Trunk, Brazos Bend State Park, Texas
Tufted Titmouse Hunting on Lichen-encrusted Tree Trunk, Brazos Bend State Park, Texas. This bird ran up and down the trunk in search of caterpillars. Canon EOS 7D/500mm f/4L IS (+1.4x TC). Natural light.

About this time of year we always begin planning for our big summer birding trips. We try and include as many different types of habitat as possible. This year we will focus on the high elevation forests of the West. Finding and photographing forest birds is the toughest challenge I know in photography: it makes getting desert (and even marsh) birds seem simple by comparison. The openness and spectacular, clear light of the desert can make shooting a joy. The complex three-dimensional nature of the forest, often with shafts of brilliant illumination adjacent to patches of near-darkness, can test the capabilities of the birder-photographer.

Red-bellied Woodpecker, Edith L. Moore Nature Sanctuary, Houston, Texas
Bye-bye, Now! Red-bellied Woodpecker, Edith L. Moore Nature Sanctuary, Houston, Texas. Canon EOS 7D/500mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

I have chased birds in many forests, and I am always a bit apprehensive about birding and shooting in these environments (and spending my precious, precious vacation time here) for one main reason: it’s possible to come away with nothing at all—no good shots or even a good look! Forest birds (songbirds especially) are often so suspicious and spooky that you may get one glimpse, and they’re gone! In the really big parks, they can disappear into the vastness in a snap. In the really tall trees (like those in Sequoia National Park!) the birds can just zoom up to fantastic heights and wait for you to go away.

Although not especially spooky, the tree-clinging birds like treecreepers, nuthatches, and woodpeckers are a special challenge to watch and photograph. It’s almost comical how woodpeckers will sometimes spiral around a tree trunk to get away from the hapless photographer! Brown Creepers may allow a very close approach, sometimes almost ignoring the shooter, as they hop up a trunk in search of arthropods only to sail downwards to the base of the next tree and begin the process again. Nevertheless, Brown Creepers are really hard to photograph as they cling to the tree trunks, staying in the shadows and deep recesses in the bark, and will even spiral around to the other side of the trunk to hide from the photographer in woodpecker fashion. In contrast to creeper behavior, nuthatches often hop down the trunk in search of prey—but they, too, cling to the trunk and poke into nooks and crannies making shooting difficult much of the time.

Athough I love the marshes, swamps, estuaries, tidal flats, and bottomland forests of the Texas Gulf Coast, I look forward to getting to very different habitats. The steep, high-altitude alpine habitats I have in mind for this summer will probably require quite a bit of sans-supertelephoto, binoculars-alone birding—unless I can talk Elisa into scouting out ahead and waiting for me at elevation with a defibrillator!

Brown Creeper, Brazos Bend State Park, Texas
Brown Creeper, Brazos Bend State Park, Texas. Note the stiff, pointed, woodpecker-like tail feathers used for propping the bird up against the trunk. Canon EOS 7D/500mm f/4L IS (+1.4x TC). Natural light.

A forest bird never wants a cage.—Henrik Ibsen

©2015 Christopher R. Cunningham. All rights reserved. No text or images may be duplicated or distributed without permission.

Brushing up on Waterthrush Identification

Northern Waterthrush, Lafitte's Cove, Galveston Island, Texas
Northern Waterthrush, Lafitte’s Cove, Galveston Island, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

Unseasonably warm weather over the past week has has made me think about migration: Last weekend felt more like April (complete with mosquitos) than mid-December. Even in winter I like to review my Neotropical migrant songbird field marks lest I grow too rusty. The songbird return is only a few months away, after all.

One of the trickier points of identification that I hear birders argue about in the field is how to distinguish Louisiana from Northern Waterthrushes. Both waterthrush species are (rather strangely) wood warblers. Both are large-bodied, primarily ground foragers, and display a peculiar fore-and-aft rocking motion and tail-pumping behavior (not unlike Spotted Sandpipers!). But waterthrush species have very different biogeographic distributions. Northern Waterthrushes are much more wide-ranging birds than their Louisiana cousins. Northern Waterthrushes summer across Canada and Alaska and winter from the Mexican border to northern South America (with small pockets in Louisiana and Florida). The Northern Waterthrush is even listed in Birds of Peru as a vagrant. Louisiana Waterthrushes summer in the eastern U.S. and winter in Mexico and Central America (and just barely into the northern tip of South America). Texas Gulf Coast birders typically only see waterthrushes during migration, though.

Several reliable field marks distinguish waterthrush species. Throat color is probably the easiest single feature to check. Louisiana Waterthrushes have a predominantly white throat, and Northern Waterthrushes have strong brown stripes, becoming flecks, on a white background up to just beneath the mandible. The supercilium  (eyebrow) in the Northern tapers to a point behind the eye, whereas in the Louisiana it tends to flair before termination. The feet of the Louisiana also tend to be a brighter shade of pink. Despite these field marks, though, I feel the overall look of these birds is the best path to identification. The Northern has crisper, sharper, and more contrasting markings. The Louisiana tends to look smoother and softer, with more blended transitions between patches of color over the entire body.

Well, now that we have identification issues sorted out for these two warbler species . . . there are only forty-seven more to go!

Louisiana Waterthrush, Lafitte's Cove, Galveston Island, Texas
Louisiana Waterthrush, Lafitte’s Cove, Galveston Island, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized flash.

I know you’ve heard it a thousand times before. But it’s true – hard work pays off. If you want to be good, you have to practice, practice, practice. If you don’t love something, then don’t do it.—Ray Bradbury

 ©2014 Christopher R. Cunningham. All rights reserved. No text or images may be duplicated or distributed without permission.

It’s a Wren Thing

Singing House Wren, Moose, Wyoming
Singing House Wren, Moose, Wyoming. Occurring from Canada to southern South America, House Wrens are one of the most widespread birds in the Americas. They are also one of the most aggressive small birds, vigorously defending their cavity nesting sites. Canon EOS 7D/500mm f/4L IS (+1.4x TC). Natural light.

Several weeks ago it seemed as if Marsh Wrens were everywhere we were along the Upper Texas Coast. One minute they were singing, and the next they were hiding. Then, just as mysteriously as they appeared, the Marsh Wrens disappeared completely. A week later, there were Carolina Wrens–also alternately singing and sneaking–where the Marsh Wrens had been before. House Wrens, too, should be around at this time of year, but where are they? Hiding, no doubt.

The name for the Wren Family, Troglodytidae, refers to a “creeper into holes, or cave dweller.” One can, of course, think of many examples to justify this name. The booming voices of Canyon Wrens can be heard up and down the arid canyons they inhabit. They are fun to watch as they climb up vertical cliff walls and poke around nooks, crannies, and caves. House Wrens nest in cavities, and we’ve seen Rock Wrens in the Gila National Forest (New Mexico) nesting in limestone caves.

While birding the rain forests of Olympic National Park, Washington, we were treated to the incredibly loud and penetrating songs of the Winter Wren. Finding and photographing the birds was a challenge, though. These birds favor the understory vegetation among the massive fallen logs of mighty conifers. This humid, gloomy, atmospheric environment is low on light, and the birds scurried and sneaked suspiciously among the shadows when not serenading.

Marsh Wren, Pilant Lake, Brazos Bend State Park, Texas
You’ve already seen enough: A quick look over the shoulder, and then back into the marsh. Marsh Wren, Pilant Lake, Brazos Bend State Park, Texas. Canon EOS 7D/600mm f/4L IS (+1.4xTC). Natural light.

Be they House, Carolina, Canyon, Rock, Cactus, Marsh, or Winter, all wrens seem to have this now you-see-me, now-you-don’t personality. One minute they are singing their lungs out obliviously ten feet from the birder, the next they re scurrying and hiding.

Singing Cactus Wren, Cave Creek Canyon, Arizona
Singing Cactus Wren, Cave Creek Canyon, Arizona. This bird hid in a pile of brush when not singing. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Natural light.
Singing Carolina Wren, Pilant Lake, Brazos Bend State Park, Texas
Singing Carolina Wren, Pilant Lake, Brazos Bend State Park, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Natural light.

Of course, this contradictory behavior is the result of two competing impulses. Most of the time wrens are secretive and shy—like most birds as they try to remain inconspicuous to predators. Then the singing begins, for all the reasons songbirds sing. They have no secrets . . . from potential mates and pretenders to their kingdoms, that is.

How infinitely charming, though, when after an hour or so of playing hide-and-seek with the birder, a wren hops up onto stump or low branch and starts his aria, “L’amour est un oiseau rebelle” (Love is a rebellious bird)! Fortississimo, if you please!

Winter Wren, Olympic National Park, Washington
Singing in the Darkness: Winter Wren, Olympic National Park, Washington. Canon EOS 7D/500mm f/4L IS (+1.4x TC). Natural light.

Contradictions do not exist. Whenever you think you are facing a contradiction, check your premises. You will find that one of them is wrong.—Ayn Rand

 ©2014 Christopher R. Cunningham. All rights reserved. No text or images may be duplicated or distributed without permission.

Duck! Birding the Texas Coastal Bend in Fall

Redhead at the Freshwater Channel, Hans and Pat Suter City Nature Park, Corpus Christi, Texas
Redhead Drake at the “Freshwater Channel,” Hans and Pat Suter City Nature Park, Corpus Christi, Texas. This park is one of the best places on the Coastal Bend to see waterfowl, and the evening light can be spectacular. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

Over a three-day period this Thanksgiving Holiday we visited a number of our favorite Coastal Bend birding haunts in and around Port Aransas and Corpus Christi. These included Paradise Pond, the Leonabelle Turnbull Birding Center, the Nature Sanctuary at Charlie’s Pasture (all Mustang Island), and San José Island, and the Hans and Pat Suter City Wildlife Nature Park in Corpus Christi. And yes, when it was over we were wiped out!

All of these sites were flush with birds, except San José Island which proved to be such a disappointment that we found ourselves photographing crabs! With the exception of San José, all of these sites are really better for birding than for bird photography for one simple reason: Narrow boardwalks make tripods problematic, especially when other birders are present.

Hooded Merganser Hen, Paradise Pond, Port Aransas, Mustang Island, Texas.
Hooded Merganser Hen, Paradise Pond, Port Aransas, Mustang Island, Texas. This bird was perhaps the most co-operative merganser I have ever seen. In the past, be they Hooded, Common, or Red-Breasted, Mergansers have quickly retreated upon our approach. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

Highlights of these late Fall and early winter trips to the Coastal Bend are often the waterfowl. You just can’t beat a crisp morning with formations of ducks and geese overhead and wet, feathered-friends paddling peacefully around the waterways. Although we saw plenty of ducks and geese, seeing vast tracts of prairie and wetland without a single bird (and often hearing the crack of gunfire in the background) got me wondering about duck populations in North America.

A quick survey of a recently published U.S. Fish and Wildlife Service report reassured that duck numbers are (in general) large by “historical” standards. This report presented data but provided little analysis or discussion. Overall, a few duck species are down relative to recent years, but the total number of ducks is close to 50 million. So humans must not be adversely affecting waterfowl populations, right?

Wait! The above cited historical quantitative records of duck numbers begin in 1955. The 1930’s (think Dust Bowl), 40’s, and 50’s were times of drought across North America. Could it be that our concept of how many waterfowl there “should be” in wetter times is too low? Again according to the report, some duck species (Northern Shoveler, Redhead, Blue-winged and Green-winged Teal, and Gadwall) show a steady increase in numbers, with minor ups and downs, beginning in the mid-1950’s—perhaps indicating a recovery from a time of ecological decimation? Given the interplay of anthropogenic, meteorological, and ecological influences, we’ll never know for sure what waterfowl populations would look like without the pervasive human impacts of the past fifty years. But in North American waterfowl numbers there is certainly food for thought.

Green-winged Teal Hen, Leonabelle Turnbull Birding Center, Port Aransas, Mustang Island, Texas
Green-winged Teal Hen, Leonabelle Turnbull Birding Center, Port Aransas, Mustang Island, Texas. Canon EOS 7D 7D/600mm f/4L IS (+1.4x TC). Natural light.

The fallacy of presentism is a complex anachronism, in which the antecedent in a narrative series is falsified by being defined or interpreted in terms of the consequent.—David Hackett Fischer, Historians’ Fallacies

 ©2014 Christopher R. Cunningham. All rights reserved. No text or images may be duplicated or distributed without permission.

High Drama at Low Tide

Black-bellied Plover with ghost shrimp
Black-bellied Plover with Ghost Shrimp (Family Callianassidae), Frenchtown Road, Bolivar Peninsula, Texas. Canon EOS 7D/500mm f/4L IS (+1.4x TC). Natural light.

Hello again, friends! Chris’ last post reminded me of the photos I have to share of a Black-bellied Plover plucking ghost shrimp from their burrows. Watching shorebirds pull infaunal invertebrates from tidal mudflats is definitely my idea of a good time! These photos were taken last April, when the bird was starting to molt into its breeding plumage.

I knew this plover had something big when the typical run-pause-pluck, run-pause-pluck hunting style was suspended at the “pluck.” There it was, its bill up to the nostrils in mud, completely frozen. A few beats later, a mound of mud erupted as the plover slowly pulled up a bizarre looking worm (because everything’s a worm-right?). Well, turns out, it was an arthropod – a ghost shrimp to be precise – and this little bird was a master shrimper. Fastidious too. After each catch, the black-belly would run to the water’s edge to rinse the ghost shrimp off before swallowing it whole.

Three image series of a Black-bellied Plover pulling a ghost crab out of its burrow in a mudflat.
Watch Me Pull a Ghost Shrimp Out of This Mudflat! A Black-bellied Plover “magician” extracts a ghost shrimp from its burrow at Frenchtown Road, Bolivar Peninsula, Texas. Canon EOS 7D/500mm f/4L IS (+1.4x TC). Natural light.

As a photographer, these are the moments I shoot for. As a wildlife watcher, these little dramas starring avian predators and their cryptic prey open small windows into life beneath the surface. Considering the diversity of species and numbers of birds that make their livings pulling food from the earth, I get a sense of how alive the ground beneath our feet really is.

I knew, of course, that trees and plants had roots, stems, bark, branches and foliage that reached up toward the light. But I was coming to realize that the real magician was light itself.–Edward Steichen

©2014 Elisa D. Lewis. All rights reserved. No text or images may be duplicated or distributed without permission.

Hunting High and Low

Little Blue Heron with Green Tree Frog, Pilant Lake, Brazos Bend State Park, Texas
Little Blue Heron with Green Tree Frog (Hyla cinerea), Pilant Lake, Brazos Bend State Park, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Natural light.

Hunting High. Recently I was stalking a Little Blue Heron as it worked its way through the vegetation at water’s edge, Pilant Lake, Brazos Bend State Park. The vast majority of the time, waders are looking down in their search for fish, amphibians and invertebrates. This time the bird was looking up, inspecting the plants as it went. I new what this meant, having seen it three or four times before at Elm Lake: The bird was after tree frogs! (Sidebar: sometimes waders act like this when they’re looking for dragonflies or spiders.) Interestingly, the water level in this part of the park seems to be down a bit from last year, and perhaps the tree frog hunt may be in response to this. Because I knew what was coming, I was able to get a nice series of shots documenting the bird eating four tree frogs.

Piping Plover with worm, Bryan Beach, Texas
Piping Plover with “Worm,” Bryan Beach, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

Hunting at the surface. Cold weather fun can be had watching shorebirds pull infaunal invertebrates from tidal mudflats. Once in a while it’s a ghost shrimp or a crab, but often these meals are unidentifiable to me, and I just peg them as “worms.” I remember one of my professors on a rant about the term “worm” only being used out of a state of complete ignorance as many phyla of marine organisms could be lumped under that term. In this case, guilty as charged! Most of the time I have no idea what these little shorebirds are prying wriggling from the muck! It’s always exciting to watch, and every so often a bird grabs something big, nasty, and identifiable!

Hunting low. Perhaps the most suspenseful type of hunt to watch is one in which prey is sought from below the surface of the water. Sure, most of the time if you are in a freshwater environment, a small fish, tadpole, or larval invertebrate is plucked up, but sometimes really big prey items are dragged out thrashing and snapping. But turnabout is fair play. It’s not uncommon to see waders poking around in the shallows only to go running away squawking after having poked or prodded something really big, toothy and nasty like an alligator gar or . . . God knows what! And considering the beasties that swim beneath the waves of the salty seas, I marvel at the boldness of waders as they hunt in the marine shallows.

Willet with Crab, Frenchtown Road, Bolivar Peninsula, Texas
Willet with Mud Crab, Frenchtown Road, Bolivar Peninsula, Texas. This crab is likely the oystershell mud crab (Panopeus simpsoni), but I invite comments from anyone who knows betterThese small crabs have an enlarged tooth on the moveable finger of the major chela (noted in some other images) and are common among the oyster reefs of the Gulf Coast, along with some other mud crab species. Canon EOS 7D/600mm f/4L IS (+1.4x TC). High-speed synchronized fill-flash.

Finally, one of my goals for this winter is to capture images of a Great Blue Heron grappling with a Siren intermedia. During winter, the place to look for these giant amphibians being dragged from their burrows is the edge of Pilant Lake just north of the observation tower. However, this year the terrain in this area looks very different from the recent past: It is drier and much overgrown. Fortunately, Pilant Slough just to the south and east looks very much like Pilant Lake has in recently past years. This occurred to me as I noted a Great Blue standing right in the middle of the slough. Clearly, this is the spot to watch for the siren hunt this year!

Perhaps, after all, America never has been discovered. I myself would say that it had merely been detected.—Oscar Wilde

©2014 Christopher R. Cunningham. All rights reserved. No text or images may be duplicated or distributed without permission.

Focus on Behavior (Yours and the Birds’)

Singing Male Eastern Meadowlark, lagoon near Bryan Beach, Texas
Singing Eastern Meadowlark, lagoon near Bryan Beach, Texas. Eastern and Western Meadowlarks overlap in range along the Texas Gulf Coast in winter. Although sometimes difficult to tell apart, Eastern Meadowlarks tend to have crisper, bolder markings. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Natural light.

My favorite bird photos document apparently undisturbed behavior. There is a big element of luck in obtaining such photos as birds tend to spook and stop whatever they’re doing by the time you’re close enough to get a decent shot. You can stack the odds a bit in your favor by modifying your own behavior. Wearing camouflage, making only slow, deliberate, and tangential movements can help. Also, pretending to ignore the bird and not making direct eye contact can squeeze a few extra feet from those all-important minimum approach distances.

Canopy-fishing Reddish Egret, lagoon near Bryan Beach, Texas
Double Wing-fishing Young Reddish Egret, lagoon near Bryan Beach, Texas. Despite a cloudy morning, there was glare-aplenty . . . clearly a job for the underwing approach! Canon EOS 7D/600mm f/4L IS (+1.4x TC). Natural light.

The most fun to be had in bird photography is when the birds are so wrapped up in their world that they ignore you completely. Reddish Egrets, for example, will sometimes start running around willy-nilly in a hunting frenzy that alternates between a staggering postmodernist dance and underwing hunting. Raptors, however, seem to never zone out, and with their incredible senses always seem minutely aware of your every movement. They may continue doing their thing, but they clearly never forget that you are there.

Osprey with Fish, Bryan Beach, Texas.
Osprey with Fish, Bryan Beach, Texas. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Hand-held using truck as a blind. Had we opened a door, it would have been bye-bye birdie! Natural light.

On a different note, in between recent avian sightings, I’ve been working on macro technique, especially approaches to flash. Despite having a built-in diffuser, our Sigma macro ring flash (in many ways a piece of junk), which often works well on dull surfaces, tends to be too contrasty and produces excessively bright highlights on shiny surfaces. As a result, I’ve been experimenting with other set-ups, including Sto-Fen Omni-Bounce and Vello Softbox flash diffusers for our Canon 600EX-RT flashes. Reports to follow.

Bee on Aster, near Pilant Lake, Brazos Bend State Park, Texas
Bee on Aster, near Pilant Lake, Brazos Bend State Park, Texas. Canon EOS 7D/100mm f/2.8L IS (+25mm extension tube II) and 600EX-RT flash (+Sto-Fen Omni-Bounce diffuser). High-speed synchronized flash. Hand-held.

Behavior is the mirror in which everyone shows their image.—Johann Wolfgang von Goethe

©2014 Christopher R. Cunningham. All rights reserved. No text or images may be duplicated or distributed without permission.

Finding Those Unappreciated Sparrows (by Accident)

Nelson's Sharp-tailed Sparrow, Frenchtown Road, Bolivar Peninsula, Texas
Nelson’s Sharp-tailed Sparrow, Frenchtown Road, Bolivar Peninsula, Texas. This bird was moving through seed-laden grasses with a group of Seaside Sparrows. Photo taken at about 7:30 am under a beautiful golden fall light. Canon EOS 7D/600mm f/4L IS (+1.4 TC).

Last weekend we birded High Island (Boy Scout Woods), Bolivar Flats, and Frenchtown Road. Frenchtown Road is an exceptional spot, and almost always the highlight of any Bolivar trip. It is a great spot for Clapper Rails, Whimbrel, and waders and shorebirds hunting prey, especially crustaceans. But, (rather unexpectedly) grass seed-head-chomping Nelson’s Sharp-tailed Sparrows were the highlight of this visit. Nelson’s Sharp-tailed Sparrows breed mostly in Canada, winter along the Gulf Coast, and are not a common sight in Texas—at least not where we usually bird.

Rufous-crowned Sparrow, Lost Maples State Natural Area, Texas
Rufous-crowned Sparrow on Mountain Laurel, Lost Maples State Natural Area, Texas. This bird was spotted on the way to find Golden-cheeked Warblers, which we found a few minutes later. Canon EOS 7D/600mm f/4L IS (+1.4x TC). Natural light.

Sparrows, in general, may be the least appreciated of birds, and I myself am often guilty of not affording them the respect they deserve. It’s rare for us to plan a trip around sparrows. This is despite their ecological importance and often beautiful earth-tone color schemes. We usually have more glamorous species in mind, like the rock stars of the birding world, the wood warblers when we plan birding trips. I spotted the the Rufous-crowned Sparrow above, for example, on a Central Texas trip centered around finding Golden-cheeked Warblers. Of course, It wouldn’t have hurt our feeling to have spotted Black-capped Vireos, too.

In my own defense, though, we do make an annual pilgrimage to Barfoot Park, in the Coronado National Forest, Arizona to see Yellow-eyed Juncos, an American Sparrow you’re not going to find by accident. Of course, it wouldn’t hurt my feelings to see a few Hepatic Tanagers while we’re there . . . .

Grasshopper Sparrow
Not Rare, but Secretive: Grasshopper Sparrow, Galveston Island State Park, Texas. Grasshopper Sparrows get their name from the grasshopper-like sounds they make. They’re not a sparrow one sees every day in this part of the world. Canon EOS 7D/500mm f/4L IS (+1.4x TC). Natural light.

I don’t believe in accidents. There are only encounters in history. There are no accidents.—Pablo Picasso

©2014 Christopher R. Cunningham and Elisa D. Lewis. All rights reserved. No text or images may be duplicated or distributed without permission.