. California fish and game. Fisheries -- California; Game and game-birds -- California; Fishes -- California; Animal Population Groups; Pêches; Gibier; Poissons. CALIFORNIA FISH AND GAME 143 still better field characters and in the light of later knowledge a better key devised. The characters which, must be studied in order to use the key are: mode of flight, shape or general countour, color, color markings, and habitat. Even a better character in some cases is the call, but this has not been widely used in the key because of the difficulty of conveying an idea of the call by means of syllable
. California fish and game. Fisheries -- California; Game and game-birds -- California; Fishes -- California; Animal Population Groups; Pêches; Gibier; Poissons. CALIFORNIA FISH AND GAME 143 still better field characters and in the light of later knowledge a better key devised. The characters which, must be studied in order to use the key are: mode of flight, shape or general countour, color, color markings, and habitat. Even a better character in some cases is the call, but this has not been widely used in the key because of the difficulty of conveying an idea of the call by means of syllables. Then too, some hawks are notably silent and others are heard to call only in the breeding season. Field Key to California Hawks. A Soaring flight; birds of open country, or large bodies of water. B Body black or blackish brown in color. C Head not feathered and reddish in color. D About 30 inches in length, without white patches on underside of wings ; wing tips silver gray beneath ; carrion feeder ___! (Turkey Buzzard) TURKEY VULTURE DD About 50 inches in length, with snow white patches on underside of wings (under wing coverts) appearing as windows when the bird is soaring overhead; carrion feeder; very rare (Condor) CALIFORNIA VULTURE CO Head feathered. E Head and tail of adult white in color; bare yellowish legs; call cac, cac, cac; chiefly near sea or large bodies of water BALD EAGLE EE Head and tail of adult blackish brown; found in mountainous regions GOLDEN EAGLE BB Body brownish in color; head feathered ; thick set with broad rounded wings and broad spread tail. F Less than 30 inches in length ; under 4 feet wing spread. G White patches on base of tail above; dark band separating white throat and belly; conspicuous black "wrist marks" under wing; legs feathered to base of toes; often perches on ground. (The American Rough-leg is a rare winter visitant which differs but slightly from the resident bird) (Squirrel Hawk) FERRUGINOUS ROUGH-LEG GG No white at b
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