Animal locomotion, or Walking, swimming, and flying, with a dissertation on aëronautics (1874)
Pettigrew, James Bell, 1834-1908 · New York, D. Appleton & company · leaf 161
l their parts. Figs. 61, 62, 63 (p. 138), 59 and 60(p. 126), 96 and 97 (p. 176), represent typical bird wings;figs. 17 (p. 36), 94 and 95 (p. 175), typical bat wings; andfigs. 57 and 58 (p. 125), 89 and 90 (p. 171), 91 (p. 172), 92and 93 (p. 174), typical insect wings. 1 The wing is short, broad,… … a PROGRESSION IN OR THROUGH THE AIR. 137 In all the wings which I have examined, whether in theinsect, bat, or bird, the wing is recovered, flexed, or drawntowards the body by the action of elastic ligaments, thesestructures, by their mere contraction, causing the wing, whenfully extended and…
Animal locomotion · Aeronautics
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