. Elements of zoölogy : a textbook. Zoology. LONGIPEIOTES: GULLS, TERNS, ETC. 205 FIG. 210. The ordinary Gulls (Zarus, etc.) have the bill wholly horny, compressed, and the upper-mandible longer than the lower, and its tip more or less bent downward. The ordinary Gulls are mainly white with a darker-colored mantle. They vary from twelve to thirty inches in length. They feed upon fishes and upon all other kinds of animal food which they can secure, and they pick up all kinds of food which they find floating upon the water. The Terns have the bill rather long, slender, and acute, the mandibles o
. Elements of zoölogy : a textbook. Zoology. LONGIPEIOTES: GULLS, TERNS, ETC. 205 FIG. 210. The ordinary Gulls (Zarus, etc.) have the bill wholly horny, compressed, and the upper-mandible longer than the lower, and its tip more or less bent downward. The ordinary Gulls are mainly white with a darker-colored mantle. They vary from twelve to thirty inches in length. They feed upon fishes and upon all other kinds of animal food which they can secure, and they pick up all kinds of food which they find floating upon the water. The Terns have the bill rather long, slender, and acute, the mandibles of nearly equal length, the wings extremely long and pointed, the tail generally forked, and the feet very small. They are much more beautiful in their form and more graceful in their move- ments than the Gulls, and they are often called Sea-Swallows. They feed upon fish, which they dart down upon in the water, and upon insects, which they capture on the wing. Most spe- cies of Terns are white, often of a rosy hue below, with a black cap on the head, and with a pearly-colored mantle. Terns Vary from eight tO twenty inches Hoseate Tern, Sterna paradisea, . , ^, Brunnich. or more in length. The Albatrosses and the Petrels have the bill rather long, compressed, and deeply grooved, and appearing as if formed of several distinct parts; and the nostrils opening from distinct tubes, as already stated. The Albatrosses (Diomedeci) have the nostrils placed near the base of the bill, one, nostril on each side, and they have no hind toe. They inhabit the shores and. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Tenney, Sanborn, 1827-1877. New York : Scribner
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