a certain amount perly applied, gave current enough to deflect a gal- of distress, by the shocks it gave to those of an in- tury, described the stipular thorns of Acacia cornigera of Central America, into which certain ants eat, feed vanometer that was not very sensitive. With a helix vestigating… … est, as the eel was the largest one he had ever had water, it will receive a slight shock. If the hand I Fig. 3.-SECTI0N OF BODY OF GYMNOTUS. grasps the fish, it will also be a portion of the connect- possession of. Its general external appearance is exceedingly well ing conductor, and will be…
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