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News From the Field

Brown University-led Team Discovers How Bats Avoid Collisions


March 29, 2010

brown bat How do bats avoid colliding with objects while flying? A Brown University-led team, using tiny microphones on bats' heads, reports that bats tweak the frequencies of the sounds they emit to detect and maneuver around obstacles. The scientists also found that bats make mental templates of each sound (or broadcast) and the echo it creates, to differentiate one broadcast/echo set from another. Results appear in Proceedings of the National Academy of Sciences. Full Story

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Brown University

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