Animal locomotion, or Walking, swimming, and flying, with a dissertation on aëronautics (1874)
Pettigrew, James Bell, 1834-1908 · New York, D. Appleton & company · leaf 101
rrect, oralter the course pursued (fig. 73). The anterior extremities areflattened out, and greatly resemble wings, particularly those ofthe penguin and auk, which are rudimentary in character.Thus they have a thick and comparatively stiff anteriormargin; and a thin, flexible, and more or less… … Fig. 37.—The Sea-Bear {Otaria juhata), adapted principally for swimmingand diving. It also walks with tolerable facility. Its extremities are largerthan those of the seal, and its movements, both in and out of the water,more xaried.—Original. This remarkable creature, which I have repeatedly…
Animal locomotion · Aeronautics
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