. Animal activities : a first book in zoölogy. Zoology; Animal behavior. TADPOLES AND FROGS. 193 Amphibia. The class includes many animals resem- bling toads and salamanders, besides the well-known turtles, snakes, crocodiles, and alligators. Among Reptiles the body is more or less completely covered. Fig. 151.—A Frog's Skeleton. by scales, and when there are any toes these are armed with claws. The heart is three-chambered, as in the case of Amphibians, except in alligators. The young do not breathe by gills as in Amphibia. The eggs are. Please note that these images are extracted from scanne
. Animal activities : a first book in zoölogy. Zoology; Animal behavior. TADPOLES AND FROGS. 193 Amphibia. The class includes many animals resem- bling toads and salamanders, besides the well-known turtles, snakes, crocodiles, and alligators. Among Reptiles the body is more or less completely covered. Fig. 151.—A Frog's Skeleton. by scales, and when there are any toes these are armed with claws. The heart is three-chambered, as in the case of Amphibians, except in alligators. The young do not breathe by gills as in Amphibia. The eggs are. 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 French, Nathaniel S. (Nathaniel Stowers), 1854-. New York ; London : Longmans, Green, and Co.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjecta, booksubjectzoology
