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Biology
Chapter 17.1 - 17.3
Term | Definition |
---|---|
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. |