Hooded vulture (Necrosyrtes monachus) perching on skeleton of elephant

Sulphur Crested Cockatoo perching on branch, studio shot

Brown Pelican parching on tree stump, studio shot

Four Red Eyed Tree Frogs Perched on a Branch

Rainbow Lorikeet Perching on a Branch

Red-billed oxpecker (Buphagus erythrorhynchus) perching on plains zebra

Laughing Kookaburra perching on branch, studio shot

Yellow parakeet on perch

Male Magellanic Woodpecker (Compephilus magellanicus), Lago Gray, Torres del Paine National Park, Pa

Monarch Butterflies flying around pine tree against pure blue sky

Man in hard hat perched on scaffolding, building in background

Man sitting in tree, holding bird's nest with eggs in hands, looking down

Man perching on tree branch, looking at bird's nest, high angle view

Man sitting in tree next to bird's nest

Short-Eared Owl

Galapagos Hawk

Red-footed Booby

Nazca Booby

Anhinga on a Tree Branch

Bald Eagle Taking Off

Regent Bowerbird in Tree

Red tailed hawk, Buteo jamaicensis, perched on fence post. Piedras Blancas (Big Sur), California, US

Macaws perched on branch in jungle

Bald Eagle Landing on Branch