. Bird guide : water birds, game birds and birds of prey east of the Rockies . 41). 50 FORSTER TERN 69. Sterna forsteri. 15 in. No crest on this or any of the following terns. Tailforked 4 in.; below pure white. In summer, with billand feet orange red; crown black. In winter, the crownis white, but there is a blackish patch about the eyes,and the bill and feet are dark. These beautiful birdsare often known as Sea Swallows, because of theirsimilarity in form and flight to those well known landbirds. They are the embodiment of grace as they dartabout high in the air, bill pointed downward, alert
. Bird guide : water birds, game birds and birds of prey east of the Rockies . 41). 50 FORSTER TERN 69. Sterna forsteri. 15 in. No crest on this or any of the following terns. Tailforked 4 in.; below pure white. In summer, with billand feet orange red; crown black. In winter, the crownis white, but there is a blackish patch about the eyes,and the bill and feet are dark. These beautiful birdsare often known as Sea Swallows, because of theirsimilarity in form and flight to those well known landbirds. They are the embodiment of grace as they dartabout high in the air, bill pointed downward, alert andready to dart down upon any small fish or eel thatmay attract their fancy. They usually get their foodby plunging. Notes.—A sharp, twanging * cack. Nest.—A hollow in the ground, in which the 3 eggs arelaid in June. Eggs whitish, greenish or brownish, vari-ously marked with brown, black and lavender. (). Range.—Breeds in the interior, north to Manitoba,and on the coasts to Virginia and Calif. Winters fromthe Gulf States southward. COMMON TERN 70. ySterna hirund
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbirds, bookyear1910
