Brennan Mulrooney

@langooney.bsky.social

579 Followers 439 Following

Wildlife biologist for ESA and tour leader for Victor Emanuel Nature Tours. Birder and photography enthusiast. https://ventbird.com

A tiny little brown bird clings to the flower buds of a lemonade berry. 
A great egret flies overhead. Both eyes are visible, displaying the odd morphology of the head.
A small streaky finch clings to a bare branch with new leaf buds just starting to grow
A sandpiper is perched on a snag, singing in a territorial display
I had to hike about a mile and wade across a river, but I was rewarded with several quick views in the last light of day. One of the rarest breeding birds in the US.
A juvenile Cooper’s Hawk gazes skyward.
A Snowy Egret stands in calm dark water. Its white plumage creates a ghostly reflection.
A female Belted Kingfisher is perched on a gnarly branch in a marsh
A black duck with a boldly marked orange, red, black and white bill swims in clear green water.
A Sanderling in breeding plumage lays on its belly on the beach.
A spectacularly long-tailed bird is captured in midair with its wings and feet extended.
A dark blue bird with a black, crested head is perched on a sunlit branch.
A shorebird takes a vigorous bath, water droplets are flying in all directions
A pair of tiny terns with black caps and yellow bills fly against a featureless sky
A dark blue bird is perched on a bare branch. There is a small spot of orange on its throat. Light filters through the leaves in the background producing nice bokeh.
A gray and white seabird with a dark tipped, pink bill glides past a cresting wave.
Newfoundlanders call Razorbills “tinkers” because of the way they often tilt their heads skyward as if in deep thought.
An outlandish looking black and white stork with a black and red bill, accented by yellow eyes and a yellow saddle. Only females have yellow eyes.
An adult Cooper’s Hawk is standing amid a pool of feathers. The head of an Acorn Woodpecker is visible to the left of its talons.
A black and white image of a juvenile Red-tailed Hawk soaring overhead with its wings fully extended
A sparrow with a gray breast and face is perched on a bare branch. It has black spots on its breast and black and white stripes on its head and throat. This species just barely reaches the United States in extreme southeastern Arizona. I photographed this one in the Santa Rita Mountains
A brown sparrow-like bird is perched on a fence with food in its bill.
A flycatcher with a green back, whiteish edging to the wing feathers, a thin, broken white eye ring and a long flat bill, is perched on bare branches with pink flowers in the background
A female mallard skids across the surface of a pond
A hummingbird is perched on a diagonal branch. Its belly is brilliant white. Its head is a mix of, violet, blue, and green. Its bill is pink with a black tip.
A white wading bird creeps along a cliff edge with waves breaking in the background. Its neck is fully extended.
A mostly white raptor with red/orange eyes soars against a blue sky.
An Osprey glares at the camera while clutching a half eaten bass in its talons.
I finely marked black, gray, and white owl sits in a cavity of a western Sycamore.
The head and striped neck of a wading bird angles through the frame. The striped neck blends with the wetland vegetation. The placement of its eyes allows it to look forward while its bill is pointed up, maximizing vigilance and camouflage simultaneously.
A close up view of two geese with furrowed cream-colored necks and black faces against a soft green background.
A dark brown sea bird with pink feet and a pink bill, tipped black, runs across the surface as it tries to gain flight
A fledgling mockingbird on a fence. Note the spotted breast and the fleshy gape.
An owl hidden among leaves and branches, peers down at the camera. Flowers in the foreground make It look like its wearing a pink hat
Palaropes are one of the only groups of birds that exhibit reverse sexual dimorphism. The females are more colorful than the males. The females are also polyandrous, leaving the males to incubate the eggs and raise the young while they have multiple mates.
A Red-shouldered Hawk springs off a power line, leaving an angry Northern Mockingbird in its wake.
A large black bird with a mostly featherless head and an ivory colored beak looms over the camera menacingly
A gray and white tern with a carrot orange bill blends into a featureless pale gray sky.
A long necked black, gray and white bird swims toward the camera. Its bill is bright orange, its eye is bright red.
A Pygmy Nuthatch looks for a spot in the rough bark of a pine trunk where it can stash a pine nut for eating later.
A black and white duck swims toward the camera. It’s head is iridescent purple and green
A brown and white swalllow is perched on a single strand white fence.
A Burrowing Owl tilts its head to get get a different perspective
A tiny gray and white songbird is perched on a branch with its mouth agape
A Belted Kingfisher’s head in profile against a black background
A reddish hawk with black and white striped wings and tail flies with a lizard in its mouth.
A hawk stands in a puddle with its wings extended over its head. It’s eyes are blood red.
A green white and chestnut duck in flight, viewed from below against a blue sky.
A bedraggled looking owl is perched in the open, trying to dry itself after a downpour.
A black and white seabird skids across a calm ocean surface.
A black, white, and orange bird peeks out from a wall of green foliage
A rusty bellied shorebird with dappled plumage and a long, curved bill is standing on a grassy knoll
A tiny, but fierce looking songbird is perched on a branch, its plumage is plain gray and brown, but it has a striking yellow eye.
Three hummingbirds line up to drink from a feeder, carefully avoiding the Praying Mantis on the other side of the feeder that was looking to make an ambitious meal of them!
A red breasted hawk with black and white wings is perched in a tree holding a lizard tail in its beak
A fluffy brown and gray songbird sings from a twiggy perch.
A vivid scarlet and dark brown bird is perched on a twig against a green background
A green and orange hummingbird flaps its wings and shakes its tail while perched. The wings and tail are blurred in motion.
A gray and white seabird flies low over the ocean