. Bird-life; a guide to the study of our common birds . Plate XVL Page 106. SPARROW , 11-00 inches. Male, back reddish brown and black, wing-covertsslaty blue, tail reddish brown marked with black and white ; under partswashed with rusty and spotted with black. Female, back, wings, and tailbarred with reddish brown and black ; under parts white, streaked with red-dish brown. MANNER OF MIGRATION. - 55 ciated with the young. Some fly by day, some by night,and others by both day and night. This fact was firstestablished by Mr. William Brewster, who, in his admi-rable memoir on Bird Mi
. Bird-life; a guide to the study of our common birds . Plate XVL Page 106. SPARROW , 11-00 inches. Male, back reddish brown and black, wing-covertsslaty blue, tail reddish brown marked with black and white ; under partswashed with rusty and spotted with black. Female, back, wings, and tailbarred with reddish brown and black ; under parts white, streaked with red-dish brown. MANNER OF MIGRATION. - 55 ciated with the young. Some fly by day, some by night,and others by both day and night. This fact was firstestablished by Mr. William Brewster, who, in his admi-rable memoir on Bird Migration, writes : Timid, seden-tary, or feeble-winged birds migrate by night, becausethey are either afraid to venture on long, exposed jour-neys by daylight, or unable to continue these journeysday after day without losing much time in stoppingtosearch for food. By taking the nights for travelingthey can devote the days entirely to feeding and restingin their favorite haunts. Good examples are Thrushes(except the Robin), Wrens, Warblers, and Yireos.
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Keywords: ., bookcentury1800, bookdecade1890, bookidbirdlife, booksubjectbirds
