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Scientific American, Vol. 37, No. 7 (1877) (1877)

leaf 8

An illustration from Scientific American, Vol. 37, No. 7 (1877), 1877, leaf 8
in captivity Ht contorted in a horizontal waving manner. they must of course be fed. They must, with few excep- Requirements for a Good Ship’s Compass. When the object swallowed is passing through the eso- tions, have living food. I have endeavored in various ways In order that a compass may be… … THE WATER SNAKE. plitude will be reduced, while the time of vi- It struggled in vain, for the snake slowly drew the frog into the dark vale from whence ration will remain the same, owing to an ac- no frog ever returns. From the instant the frog was seized, until it was entirely swallowed, and the…

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