Birds

[|The Bird Article]







Videos
media type="custom" key="8824706" This video is of colorful Macaws flying in and out of their colonies. Cite:http://video.nationalgeographic.com/video/player/animals/birds-animals/parrots-hummingbirds/hummingbirds.html

media type="custom" key="8824780" This video shows just how fast Peregrine Falcons can fly. Cite: []

Information:

Characteristics

Body Structure Feathers, wings, beaks Thin, hollow bones Large Sternan

Body function very efficent lungs and air sacs undirectional air flow Four chambered heart Endotherm Keen Eyesight- 8x to 10x better than humands

Reproduction Internal Fertilization External development in amniotic egg

Hatchlings Alfricia- young hatch without feathers and are dependent on adults, Preocial- young hatch fully featherd and follow mother

Digestion Large Variety of diets Seeds, nectar, insects, small animals, carrion Beaks indicate diet

Feathers Types Flight-for flying contour-covers bird body Poun- for insulation

Flight Adaptions Feathers Extremly light No Teeth Hollow Bones Sternum allows for attachment of powerful flight muscles Flight requires energy and efficiency Heartbeat pumps blood carrying oxygen to the muscles at 1000 beats per minute Air flow system is undirectional, making it more efficient.

Taxonomy Kingdom: Animalia Phylum: Chordata Subphylum: Vertebrata: Class: Ares

Flightless Birds: Emperor Penguin, Kiwi Largest Birds: Ostrich, Andean Condor Smallest Bird: Bee Hummingbird Birds of Prey: Hawks, Owls, Eagles, Falcons,