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LIFE IN MOTION
old, and may have been put up by the hands of John Hunter, the brother of William, who founded the museum in my own university.
Fig. 75.—Section of the body of gymnotus, showing the position of electric organs. a a, electric organ. Above the organs on each side observe the masses of muscle. b, swimming bladder.
Again, in the more formidable electric eel (Gymnotus electricus) of the region of the Orinoco, in South America, we find huge electric organs running almost from head to tail, which occupy the same positions as are filled by muscles of eels of allied species, and
