. Bird-life; a guide to the study of our common birds . dowlark. The tail mayalso he expressive of disposition. Compare the droopedtail of a pensive Flycatcher with the uptilted member ofan inquisitive Wren. But it is when displaying its beauties that a birdspeaks most eloquently with its tail. Can anything ex-ceed the pompous pride of a Turkey cock strutting inswollen glory, with tail stiffly spread ? The Peacockerects his tail in a similar manner, but it is entirely con-cealed by the train of gorgeous feathers which it par-tially supports. The Feet.—As the feet share with the wings the re-sp
. Bird-life; a guide to the study of our common birds . dowlark. The tail mayalso he expressive of disposition. Compare the droopedtail of a pensive Flycatcher with the uptilted member ofan inquisitive Wren. But it is when displaying its beauties that a birdspeaks most eloquently with its tail. Can anything ex-ceed the pompous pride of a Turkey cock strutting inswollen glory, with tail stiffly spread ? The Peacockerects his tail in a similar manner, but it is entirely con-cealed by the train of gorgeous feathers which it par-tially supports. The Feet.—As the feet share with the wings the re-sponsibilities of locomotion, there is often a close rela-tion between these organs. For example, short-wingedterrestrial species like Quails, Grouse, and Rails have well-developed feet, but such aerial creatures as Swifts andSwallows have exceedingly small feet (see Figs. 3 and 4).The aquatic Grebes and Divers are practically helpless onland, but the Ostrich can outrun the horse; while in theperching birds the foot is so specialized that by the auto-.
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Keywords: ., bo, bookcentury1800, bookdecade1890, booksubjectbirdsunitedstates
