Reef Fish Have Sound Reason to Return Home A new study finds that many ocean animals find their way back to their home reefs by listening to them. The study raises new questions about the impact of man-made distractions -- such as passing supertankers -- on life below the waves.

Reef Fish Have Sound Reason to Return Home

Reef Fish Have Sound Reason to Return Home

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A new study finds that many ocean animals find their way back to their home reefs by listening to them. The study raises new questions about the impact of man-made distractions — such as passing supertankers — on life below the waves.

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