The cassowary is a large, flightless bird native to Australia and New Guinea. Its head and neeck have no feathers, revealing red and blue skin.

Cassowary

The cassowary is a large, flightless bird native to Australia and New Guinea. Its head and neeck have…

The dodo, once a native of Mauritius. It was hunted to extinction by European sailors.

Dodo

The dodo, once a native of Mauritius. It was hunted to extinction by European sailors.

An emu, an ostrich-like species native to Australia.

Emu

An emu, an ostrich-like species native to Australia.

Also known as the apteryx, the kiwi bird posses a long, slender bill, which it uses for feeding on insects at night.

Kiwi

Also known as the apteryx, the kiwi bird posses a long, slender bill, which it uses for feeding on insects…

The partial skeleton of a moa, an enormous flightless bird once native to New Zeland, now extinct.

Moa skeleton

The partial skeleton of a moa, an enormous flightless bird once native to New Zeland, now extinct.

"Shows the powerful legs, small feet, and rudimentary wings of the bird; the obliquity at which the bones of the legs and wings are placed, and the comparatively small angles which two bones make at their point of junction."—Pettigrew, 1857

Skeleton of Ostrich

"Shows the powerful legs, small feet, and rudimentary wings of the bird; the obliquity at which the…

A large non—flying bird of South America.

South American Ostrich

A large non—flying bird of South America.

A large, flightless bird, the ostrich measures six to eight feet tall, and is native to the sandy desert regions of tropical Africa.

Ostriches

A large, flightless bird, the ostrich measures six to eight feet tall, and is native to the sandy desert…

A penguin standing up on a piece of ice.

Penguin

A penguin standing up on a piece of ice.

A bird not capable of flight that lives in freezing temperatures.

Penguin

A bird not capable of flight that lives in freezing temperatures.

The jackass penguin gets its name from its strange cry, which is said to resemble the braying of a donkey.

Jackass Penguin

The jackass penguin gets its name from its strange cry, which is said to resemble the braying of a donkey.

Also known as the pantagonian penguin, the king penguin is found in the far southern latitudes of South America and surrounding islands.

King Penguin

Also known as the pantagonian penguin, the king penguin is found in the far southern latitudes of South…

"The Little Penguin, adapted exclusively for swimming and diving. In this quaint bird the wing forms a perfect screw, and is employed as such in swimming and diving."—Pettigrew, 1874

Little Penguin

"The Little Penguin, adapted exclusively for swimming and diving. In this quaint bird the wing forms…

Found in Southern Pantagonia, the Pantagonian rhea's plumage is of a dark, mottled color.

Pantagonian Rhea

Found in Southern Pantagonia, the Pantagonian rhea's plumage is of a dark, mottled color.

Believed to be extinct, the notornis mantelli was a flightless bird native to New Zealand.

Takahe

Believed to be extinct, the notornis mantelli was a flightless bird native to New Zealand.