Genus <em>Cathartes</em>, found in the Americas, sometimes as far north as New England. These buzzards are feeding on the entrails of a horse.

Turkey Buzzards

Genus Cathartes, found in the Americas, sometimes as far north as New England. These buzzards…

Black vulture (or carrion crow), genus <em>Coragyps</em>, about the size of a small turkey. This group is feeding on a fallen pig.

Black Vulture

Black vulture (or carrion crow), genus Coragyps, about the size of a small turkey. This group…

<em>C. Californianus</em>, a large species of vulture, found only on the western side of the Rocky Mountains, usually near rivers.

California Vulture

C. Californianus, a large species of vulture, found only on the western side of the Rocky Mountains,…

<em>G. serpentarius</em>, known as the serpent vulture because it feeds on snakes. It has a distinctive tuft of feathers on the back of its head. It is found in Southern Africa.

Secretary Vulture

G. serpentarius, known as the serpent vulture because it feeds on snakes. It has a distinctive…

A pair of great American horned owls, sitting on the ground.

Great American Horned Owls

A pair of great American horned owls, sitting on the ground.

Head of an eagle owl. It has large eyes for seeing at night, and a hooked beak for snaring its prey.

Head of an Eagle Owl

Head of an eagle owl. It has large eyes for seeing at night, and a hooked beak for snaring its prey.

The Canada owl, also known as the day or hawk owl. It feeds primarily on small birds.

Canada Owl

The Canada owl, also known as the day or hawk owl. It feeds primarily on small birds.

The white owl (also known as the snowy or ermine owl), found in the colder latitudes of the world. Its heavy coating of feathers is well-suited to arctic climes.

White Owl

The white owl (also known as the snowy or ermine owl), found in the colder latitudes of the world. Its…

Athene conneviens, which derive their name from the Greek goddess of wisdom, supposedly for their meditative air and mysterious habits. They are found throughout the world.

Athene conneviens

Athene conneviens, which derive their name from the Greek goddess of wisdom, supposedly for their meditative…

Athene maculta, which derive their name from the Greek goddess of wisdom, supposedly for their meditative air and mysterious habits. They are found throughout the world.

Athene Maculta

Athene maculta, which derive their name from the Greek goddess of wisdom, supposedly for their meditative…

Eagle or great-horned owl, found in Europe and northern asia. It feeds on hares, rabbits, moles, mice, rats, partridges, and reptiles.

Eagle Owl

Eagle or great-horned owl, found in Europe and northern asia. It feeds on hares, rabbits, moles, mice,…

A scops-eared owl feeding on a small rodent. It is common in Central and Southern Europe.

Scops-Eared Owl

A scops-eared owl feeding on a small rodent. It is common in Central and Southern Europe.

Genus <em>ascalaphia</em>, a large owl, native to southern Europe and northern parts of Egypt.

Great Short-Eared Owl

Genus ascalaphia, a large owl, native to southern Europe and northern parts of Egypt.

A pair of American barn-owls, one of which is grasping a small rodent in its claws.

American Barn Owl

A pair of American barn-owls, one of which is grasping a small rodent in its claws.

An assortment of passeres, one order of birds. The legs, feet, and talons are generally smaller than those of predatory birds.

Passeres

An assortment of passeres, one order of birds. The legs, feet, and talons are generally smaller than…

A small bird with a large mouth, which preys primarily on small insects.

European Goat-Sucker

A small bird with a large mouth, which preys primarily on small insects.

Head of the goat-sucker. It bears some resemblence to an owl, with a large head and eyes, as well as mottled plumage and nocturnal habits.

Head of a Goat-Sucker

Head of the goat-sucker. It bears some resemblence to an owl, with a large head and eyes, as well as…

The foot of a goat-sucker, with a distinctively longer middle toe, believed to be used for either grasping insects or combing its whiskers.

Foot of a Goat-Sucker

The foot of a goat-sucker, with a distinctively longer middle toe, believed to be used for either grasping…

A whippoorwill chasing a winged insect. This bird derives its namesake from its distinctive call.

Whippoorwill

A whippoorwill chasing a winged insect. This bird derives its namesake from its distinctive call.

A pair of Chuck-Will's-Widows, which feed primarily on small insects.

Chuck-Will's-Widow

A pair of Chuck-Will's-Widows, which feed primarily on small insects.

Native to South America, the males of this species are known for their pair of prominent tail feathers.

Fork-Tailed Psalurus

Native to South America, the males of this species are known for their pair of prominent tail feathers.

Found in America, Mexico and the West Indies, this species averages nine to ten inches in length and subsists mostly on a diet of insects.

Night Hawk

Found in America, Mexico and the West Indies, this species averages nine to ten inches in length and…

A large bird, averaging about twenty inches in length when full-grown. It is native to Australia.

Gold River Goat-Sucker

A large bird, averaging about twenty inches in length when full-grown. It is native to Australia.

The great ibijau is approximately the size of a barn owl, and inhabits hollow trees.

Great Ibijau

The great ibijau is approximately the size of a barn owl, and inhabits hollow trees.

The European house-martin, which has an affinity for living in the vicinity of man.

European House Martin

The European house-martin, which has an affinity for living in the vicinity of man.

The esculent swallow's nest is prized among the Chinese as a delicacy. It is native to many parts of Asia.

Esculent Swallow

The esculent swallow's nest is prized among the Chinese as a delicacy. It is native to many parts of…

The common European swallow, which averages approximately six inches in length. This migratory bird divides its time between Europe, Asia, and Africa.

Common European Swallow

The common European swallow, which averages approximately six inches in length. This migratory bird…

The bank swallow (also known as the sand martin) lives in large communities, often of several hundred individuals.

Bank Swallow

The bank swallow (also known as the sand martin) lives in large communities, often of several hundred…

This swift prefers to build its nest under the eaves of houses, in holes around steeples, in old towers, and in walls.

Common European Swift

This swift prefers to build its nest under the eaves of houses, in holes around steeples, in old towers,…

The common roller, which subsists on a diet of fruits and insects. It builds its nests in the holes of trees, or sometimes in the banks of rivers.

Common Roller

The common roller, which subsists on a diet of fruits and insects. It builds its nests in the holes…

The red-tailed jacamar, native to the island of Trinidad.

Red-Tailed Jacamar

The red-tailed jacamar, native to the island of Trinidad.

Common in the West Indies, it tends to exhibit little fear of humans.

Green Tody

Common in the West Indies, it tends to exhibit little fear of humans.

This small bird is native to Java, Sumatra, and New Guinea. It is noted for its large bill.

Java Eurylame

This small bird is native to Java, Sumatra, and New Guinea. It is noted for its large bill.

A pair of male and female resplendent trogons, native to Guatemala

Resplendent Trogon

A pair of male and female resplendent trogons, native to Guatemala

This bird is native to Sumatra.

Puffbird

This bird is native to Sumatra.

The red-throated tamatia, native to Guiana.

Red-Throated Tamatia

The red-throated tamatia, native to Guiana.

Found throughout Middle Europe, the European Kingfisher is a solitary bird that inhabits wet areas, such as small streams.

European Kingfisher

Found throughout Middle Europe, the European Kingfisher is a solitary bird that inhabits wet areas,…

A trio of belted kingfishers, a species native to the United States.

Belted Kingfishers

A trio of belted kingfishers, a species native to the United States.

The black-banded dacelo, found around the Cape of Good Hope. They are known for feeding on earthworms, larvae, and insects, instead of fish.

Black-Banded Dacelo

The black-banded dacelo, found around the Cape of Good Hope. They are known for feeding on earthworms,…

The namaqua bee-eater, native to Western Africa. Its diet consists of insects, particularly bees and wasps, hence its namesake.

Namaqua Bee-Eater

The namaqua bee-eater, native to Western Africa. Its diet consists of insects, particularly bees and…

Found in New Guinea, the grand promerops is renowned for its beautiful plumage.

Grand Promerops

Found in New Guinea, the grand promerops is renowned for its beautiful plumage.

Widely distributed over Africa, Asia, and Europe, the hoopoe has a distinctive crest of feathers on its head.

Hoopoe

Widely distributed over Africa, Asia, and Europe, the hoopoe has a distinctive crest of feathers on…

The soui-manga and its nest.

Soui-Manga and Nest

The soui-manga and its nest.

A picture depicting a multitude of hummingbirds.

Hummingbirds

A picture depicting a multitude of hummingbirds.

A trio of hummingbirds resting on a branch, one of which is in a nest.

Hummingbirds

A trio of hummingbirds resting on a branch, one of which is in a nest.

A group of humming birds with particularly long and narrow beaks, well-adapted for sipping nectar from flowers.

Hummingbirds

A group of humming birds with particularly long and narrow beaks, well-adapted for sipping nectar from…

A group of humming birds, two of which are vying for a flower's nectar.

Hummingbirds

A group of humming birds, two of which are vying for a flower's nectar.

Four humming birds, two of which are resting on a branch, while the other two cavort in the air above.

Hummingbirds

Four humming birds, two of which are resting on a branch, while the other two cavort in the air above.

A pair of topaz hummingbirds, with their nest and eggs.

Topaz Hummingbird

A pair of topaz hummingbirds, with their nest and eggs.

The supercolious hummingbird, noted for it's unusually large nest. It is native to Brazil.

Supercolious Hummingbird

The supercolious hummingbird, noted for it's unusually large nest. It is native to Brazil.

The horneo oven-bird, which builds its nest out of clay, straw, and dried vegetation.

Hornero Ovenbird

The horneo oven-bird, which builds its nest out of clay, straw, and dried vegetation.

A small, quick moving bird which feeds on insects.

Common European creeper

A small, quick moving bird which feeds on insects.

A small, omnivorous bird, which gets its name from the hatches or hammerings it leaves on nuts.

Common European Nuthatch

A small, omnivorous bird, which gets its name from the hatches or hammerings it leaves on nuts.

The great Carolina wren, known for its ability to imitate various other songbirds.

Great Carolina Wren

The great Carolina wren, known for its ability to imitate various other songbirds.

Common throughout Europe, the European wren frequents hedges, gardens and bush places. They feed primarily on insects.

Common European Wren

Common throughout Europe, the European wren frequents hedges, gardens and bush places. They feed primarily…

Native to Australia, this is known to natives of New South Wales as <em>waw-gul-jelly</em>. It is shy and reclusive, and often found in marshy areas.

Emu Wren

Native to Australia, this is known to natives of New South Wales as waw-gul-jelly. It is shy…

Also known as the gray shrike, the great butcher-bird is known for securing its prey to thorns so that it can more easily tear it apart. It is stationary to Southern Europe.

Great Butcher-Bird

Also known as the gray shrike, the great butcher-bird is known for securing its prey to thorns so that…

A rat in a hawk's talons.

Hawk and Rat

A rat in a hawk's talons.

The fiscal shrike is native to Africa, and is known for its predaceous habits.

Fiscal Shrike

The fiscal shrike is native to Africa, and is known for its predaceous habits.

Usually living around small mountain streams, large spiders have been known to attack and eat the vrested pardalotte, which averages only three inches in length.

Crested Pardalotte

Usually living around small mountain streams, large spiders have been known to attack and eat the vrested…