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The Frog that Hears with Its Mouth Options
Daemon
Posted: Thursday, September 19, 2013 12:00:00 AM
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Joined: 3/7/2009
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The Frog that Hears with Its Mouth

The tiny Gardiner's frog has no middle ear or eardrum and therefore, scientists assumed, no way to amplify and transmit sound waves to the inner ear, rendering it effectively deaf. But if this were the case, researchers wondered, why would these creatures make audible noises, and, for that matter, why would they respond to one another's calls? It turns out that these fingernail-sized amphibians use their mouths to amplify sound in much the same way that the body of a guitar does, and this sound is then conducted by tissue and bone to the inner ear. More...
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