Animal locomotion, or Walking, swimming, and flying, with a dissertation on aëronautics (1874)
Pettigrew, James Bell, 1834-1908 · New York : D. Appleton & company · leaf 150
ade to oscillate. In large-winged animals the movements PROGRESSION IN OR THROUGH THE AIR. 125 are slow; in small-winged ones comparatively very rapid. Thisshows that flight may be attained by a heavy, powerfulanimal with comparatively small wings, as well as by alighter one with enormously… … Pio. 58.—Under-surface of large beetle (Goliathm m,icans), with deeply con-cave and comparatively small wings (compare with butterfly, fig. 57), showathat the nervurcs (r, d, e, f, n, u, n) of the wings of the beetle are arrangedalong the anterior margins and throughout the substance of the…
Animal locomotion · Aeronautics
Internet Archive · California Digital Library · Public Domain Mark 1.0. Free to use for anything.
