A brd characterized by its bill. The bill is feathered for about half its length, in the rest of its extent being vertically furrowed, and hooked at the tip.

Razorbill Auk

A brd characterized by its bill. The bill is feathered for about half its length, in the rest of its…

It is abundant in the northern Atlantic and Arctic oceans, congregating to breed in some places in countless numbers. Usually 8 to 9 inches inches tall.

Dovekie

It is abundant in the northern Atlantic and Arctic oceans, congregating to breed in some places in countless…

Penguins are excellent swimmers and divers.

Penguin

Penguins are excellent swimmers and divers.

Penguins are excellent swimmers and divers.

Penguin

Penguins are excellent swimmers and divers.

Penguins are adopted for a completely aquatic life. The body is boat-shaped, the neck long, and legs short and placed behind the point of equilibrium of the body.

Penguin

Penguins are adopted for a completely aquatic life. The body is boat-shaped, the neck long, and legs…

Penguins vary much in size, the King Penguin of the Antarctic Seas being the largest. They all have very short legs, no wings, but a couple of paddles which assist them greatly in swimming.

Penguin

Penguins vary much in size, the King Penguin of the Antarctic Seas being the largest. They all have…

A genus of webfooted birds native to the southern hemisphere. They have short wings useless in flight, feet adapted for an erect position of the body, legs far behind, and the body is covered with shot, rigid feathers.

Penguin

A genus of webfooted birds native to the southern hemisphere. They have short wings useless in flight,…

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…

This is a troop of crested "Maccaroni" or Rock-hopper penguins nesting "under the shade of tussocks of grass." The parents sit nearby their eggs which lie in depressions in the bare earth. "This penguin is bluish-black with white breast and belly, and a fine orange crest on each side of the crown, from which a broad golden streak passes over the eye to the base of the maxilla.". -A. H. Evans, 1900.

A Troop of Crested "Maccaroni" or Rock-Hopper Penguins Nesting Under the Shade of Tussock of Trees

This is a troop of crested "Maccaroni" or Rock-hopper penguins nesting "under the shade of tussocks…

The Southern Rockhopper Penguin (Eudyptes chrysocome) is a bird in the Spheniscidae family of penguins.

Southern Rockhopper Penguin

The Southern Rockhopper Penguin (Eudyptes chrysocome) is a bird in the Spheniscidae family of penguins.

An illustration of the front left tarsus of a penguin. "a, articular facet for inner condyle of tibia; b, articular facet for outer condyle; c, c, two foramina, showing incomplete fusion of three metatarsals; d, point of attachment of accessory metatarsal; 2, 3, 4, articular facets for second, third, and fourth toes." -Century, 1889

Front Left Tarsus of a Penguin

An illustration of the front left tarsus of a penguin. "a, articular facet for inner condyle of tibia;…