. Elementary text-book of zoology. Zoology. 328 MAMMALIA. femur and cms (middle division of leg) are, unlike the corresponding parts of the arm, very short. A spurlike process, called the calcar, projects from the inner side of the ankle-joint, and serves for the support of the femoral and caudal part of the patagium. Of the sense organs the eyes are relatively slightly developed, but on the contrary, the senses of smell, of hearing, and of touch, are, in correspondence with the nocturnal habits, of great importance. Spal- lanzani has shown that Bats which have been made blind are able to avoi
. Elementary text-book of zoology. Zoology. 328 MAMMALIA. femur and cms (middle division of leg) are, unlike the corresponding parts of the arm, very short. A spurlike process, called the calcar, projects from the inner side of the ankle-joint, and serves for the support of the femoral and caudal part of the patagium. Of the sense organs the eyes are relatively slightly developed, but on the contrary, the senses of smell, of hearing, and of touch, are, in correspondence with the nocturnal habits, of great importance. Spal- lanzani has shown that Bats which have been made blind are able to avoid all obstacles in their flight with great skill. The sense of hearing is not less developed; it is essentially assisted by a large. FIG. 699.—Skeleton of Pferopim (after Owen, slightly altered). St, Sternum ; Cl, Clavicle ; Sc, Scapula; H, Humerus ; -R, Radius ; V, Ulna ; D, Thumb ; Jl, Ilium; P, Pui >is : J*, Ischium; Fe, Femur; T, Tibia; F, Fibula. pinna, which is provided with special lobes, and can be closed by a valve. Bats are nocturnal animals, and feed on Insects. Amongst the exotic species there are some which attack Birds and Mammals, and suck their blood (Vampire) ; other, and especially the larger species live on fruit. Many fall into a winter sleep. They bear only one or two young at a birth, suckle them with their pectoral mammary glands, and carry them about during their flight. Sub-order 1. Frugivora (Fruit-eating Bats). With elongated dog-like head, small ears, and short rudimentary tail. The index finger, which has three phalanges, often bears a claw as well as the. 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 Claus, Carl, 1835-1899; Sedgwick, Adam, 1854-1913; Sinclair, F. G. (Frederick Granville), b. 1858. New York : Macmillan
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1884
