. Animal biology; Human biology. Parts II & III of First course in biology. Biology. 133 ANIMAL BIOLOGY Any batrachian may easily be passed around the class after placing it in a tumbler with gauze or net tied over top. It should be kept in a box with two inches of moist earth on the bottom. If no live insects are obtainable for feeding a toad, bits of moist meat may be dangled from the end of a string. If tadpoles are placed in a pool -or tub in a garden, the toads hatched will soon make destructive garden insects become a rarity. Does a frog or a salamander have the more primitive form o
. Animal biology; Human biology. Parts II & III of First course in biology. Biology. 133 ANIMAL BIOLOGY Any batrachian may easily be passed around the class after placing it in a tumbler with gauze or net tied over top. It should be kept in a box with two inches of moist earth on the bottom. If no live insects are obtainable for feeding a toad, bits of moist meat may be dangled from the end of a string. If tadpoles are placed in a pool -or tub in a garden, the toads hatched will soon make destructive garden insects become a rarity. Does a frog or a salamander have the more primitive form of body ? Why do you think so ? Salamanders are sometimes called mud puppies. The absurd belief that salamanders are poisonous is to be classed with the belief that toads cause warts. The belief among the ancients that salamanders ate fire arose perhaps from seeing them coming away from fires that had been built over their holes on river banks by travelers. Their moist skin pro- tected them until the fire became very hot. Describe the "mud puppy" shown in Fig. 262. In the West the pouched gopher, or rat (Fig. 371), is sometimes absurdly called a FIG. 262. — BLIND SALAMANDER (Proteus anguinus). x £. Found in caves and underground streams in Balkans. Gills external, tail finlike, legs 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 Bailey, L. H. (Liberty Hyde), 1858-1954. New York, The Macmillan Co.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbiology, bookyear1910
