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Chapter 17.1 - 17.3

How can we tell that birds are different than mammals? Bird blood looks the same as mammalian blood but contains nucleated red cells instead of nonnucleated ones.
Rachis Stiff quill of a feather.
Nictitating Membrane Transparent membrane that allows a bird to "blink" and moisten its cornea without obstructing its vision.
Soaring Pattern Birds soar in great circles, gradually attaining great heights, then dive swiftly downward to start another spiral. They ride the thermal upcurrents until they reach a downdraft which enables them to reach high speeds without ever flapping their wings.
Syrinx Voice box of the bird.
Air sacs Birds inhale and the air goes from the trachea into the?
Gizzard Back of the stomach, grinds food.
Crop Special sac in esophagus that releases food into digestive system.
Alula Retractable group of wing feathers supported by a birds "thumb" bones.
Ornithologist Studies birds.
Bipedal Two feet.
California Condor Biggest bird in North America.
Peregrine Falcon Bird of prey is noted as the world's fastest animal.
Tropical Bird Parakeets, Toucans, Macaw.
Bird of Prey Vultures, Eagles, Sea eagles, Golden eagle, Bald eagle, Osprey, Great Horned owl, Hawks, Falcons.
Game Bird Quail, Pheasants, Partridges, Grouse, Doves, Wild Turkeys.
Water Bird Ducks, Geese, Storks, Herons, Flamingos, Cranes, Egrets.
Perching Bird Wood Thrush, American robin, Bluebird, Hummingbird, Woodpecker.
Flightless Bird Ostriches, Emu, Penguin, Kiwi.
Extinct Bird Dodo, Moa, The Great Auk, Passenger Pigeon, Archaeopteryx, Argentavis magnificens.
Types of feathers Flight feathers, Down feathers, Contour feathers.
Created by: klistak