Horned puffin (Fratercula corniculata) standing on lichen-covered boulder flapping wings, Walrus Islands State Game Sanctuary, Round Island, Bristol Bay, Southwestern Alaska

Juvenile rufescent tiger heron (Tigrisoma lineatum) stretching it's wings; Mato Grosso do Sul, Brazil

USA, Hawaii, Nene Geese in grass; Kauai

Wood duck (Aix sponsa) flapping its wings in the middle of a lake; Calgary, Alberta, Canada

USA, State Bird; Hawaii, Nene Goose (Nesochen Sandvicensis)

USA, Close up of Feruginous Hawk (Buteo Regalis) in dry grass; Colorado

Galapagos Islands, Closeup Of Male Great Frigatebird (Fregata Minor Palmerstoni) With Throat Pouch Inflated In Grass.

Arctic tern (Sterna paradisaea) flies near it's nest in the Potter Marsh area, South of Anchorage, south-central Alaska; Alaska, United States of America

Pumpjack with dramatic clouds and blue sky at sunset, West of Airdrie; Alberta, Canada

Pied Kingfisher (Ceryle rudis) in flight, Liwonde National Park; Malawi

Animal, Watercolor painting of doves flying above a hut

Flora & Fauna - (Color) - a 19th century, hand-colored engraving Animal - mammal - the class Aves Bird A. Egretta Great Egret A member of the heron family

Animal, Watercolor painting of doves perching on the lawn with bible and bench

A bird piercing a pumpkin with its beak

Flora & Fauna - line art - a 19th century engraving Animal - mammal - the class Aves Bird Jay Noted for its omnivorous feeding habits and bold, cheeky and loud manner., wings, flight, fly

Flora & Fauna - line art - a 19th century engraving Animal - mammal - the class Aves Bird Tree Lark A bird noted for its sustained song while flying.

Flora & Fauna - (Color) - a 19th century engraving Animal - mammal - the class Aves Bird Chinese Silver Pheasant Raised primarily in aviaries and zoos for its brilliant plumage.

Flora & Fauna - line art - a 19th century engraving Animal - mammal - the class Aves Bird Fowl Great Snipe - game bird In courtship this bird dives towards the female from altitude while making a great deal of noise with its tail feathers.

Flora & Fauna - line art - a 19th century engraving Animal - mammal - the class Aves Bird Buzzard This bird of prey flies with distinctive, slow wing beats and rides ground thermals gracefully. It feeds on insects and small mammals.

Flora & Fauna - line art - a 19th century engraving Animal - mammal - the class Aves Bird The black-crested Jay of China. Noted for its omnivorous feeding habits and bold, cheeky and loud manner., wings, flight, fly

Microraptor gui spreads its four wings to look as large as possible.

Flora & Fauna - line art - a 19th century engraving Animal - mammal - the class Aves Bird Swallow A small bird, noted for its speed and its ability to stay in the air for long periods to capture insects. Certain species are migratory.

Bird flapping it's wings on the grass