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News From the Field

Canal between ears helps alligators pinpoint sound


March 28, 2014

alligator in the wild floating in a river Alligators can accurately pinpoint the source of sounds. But it wasn't clear exactly how they did it because they lack external auditory structures. Now, a new study shows that the alligator's ear is strongly directional because of large, air-filled channels connecting the two middle ears. This configuration is similar in birds, which have an interaural canal that increases directionality. Full Story

Source
University of Maryland

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