Proceedings of the Boston Society of Natural History —— 1854 to 1856

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ISBN: 9781332306213 出版年：2016 页码：415 Forgotten Books

Buteo borealis. Very abundant at times, and always met with in considerable numbers about the groves and forests bor dering our prairies, where they subsist principally upon moles, snakes, frogs, etc; these being often found in their stomachs bolted entire. B. Lineatus. Occasionally met with in this vici nity, (racine;) in some portions of the State considerably nu mercus, particularly about the large marshes frequented by water fowl, upon which it preys. B. Pennsylvanicus. A few spe cimens have been obtained.