. [Articles about birds from National geographic magazine]. Birds. Photo by A. Iv. Princehorn ROBIX AXl) XEST (SHE PAGE 6/3) Tiuvard the last of June tlic young of the first lirood, with the old mates, resort in numliers nightly to a roosting place. These roosts are generally in deciduous second growths, usually in low, but sometimes on high ground. The females are now occupied with the cares of a second family, and the males are said to return each day to assist them in their duties. Rarly in September, when the nesting season is over, robins gather in large flocks, and from this time until t
. [Articles about birds from National geographic magazine]. Birds. Photo by A. Iv. Princehorn ROBIX AXl) XEST (SHE PAGE 6/3) Tiuvard the last of June tlic young of the first lirood, with the old mates, resort in numliers nightly to a roosting place. These roosts are generally in deciduous second growths, usually in low, but sometimes on high ground. The females are now occupied with the cares of a second family, and the males are said to return each day to assist them in their duties. Rarly in September, when the nesting season is over, robins gather in large flocks, and from this time until their departure for the South roam about the country in search of food, taking" in turn wild cherries, dogwood and cedar berries. The songs and call-notes of the robin, while well known to every one, are in reality understood by no one, and offer excellent sub- jects f(ir the student of bird language. Its notes express interrogation, suspicion, alarm, caution, and its signals to its companions to take wing; indeed, few of our birds have a more extended \"i ic.'ibular\'. arc an\' otlier animals.* They roam the earth from pole to pole; they are equally at home on ;i wave-washed coral reef or in an arid desert, amid arctic snows or in the shades of a tropical fnrest. This is dtie not alone to their ])OA'ers of flight, hut tri their ;idaptal)ilit\' to ^•ar^•ing con- ditions iif life. .VlthoU£;"h, as I have said. *r)n the distributinn of animals read .\llen. The Gengraphical Distribution of North Amer- ican Mammals, Bulletin of the American Mu- seum of X'atural History (New ^'ork city), iv, 1X92, pp. I99-2_|4; four maps. Allen, The Cco- graphical Tjrif^ln and Distribution of North .American Birds Considered in Relation to Faunal .\reas of North America, The ."-Vuk (New "^"ork cit\-), x, 1893, pp. 97-150: two maps. A'lerriam, The Geographic Distribution of Life in North America, with Special Ref- erence t() Mammalia, Proceedings of the Bio- logical S
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