er remarkable that he frequently membrane acquires a correspond- claps with his hands; in doing ing rate of vibration, and so mod- this, his right hand is always ifies continuously the rapidity of uppermost. Ido not think this the delivery of the gas to the is the result of imitation, or that… … I was especially careful to ex- very feeble idea of the great va- amine the gorilla’s ear, and ‘I riety and richness of the forms, discovered that he’ does not wear and the many curious light ef- lofty hills and deep valleys had rendered communication a knob on his ear. fects, which are here caused…
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