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Sharks and rays leap out of the water for many reasons, including feeding, courtship and communication

  • Written by A. Peter Klimley, Adjunct Associate Professor of Wildlife, Fish, & Conservation Biology, University of California, Davis
Sharks and rays leap out of the water for many reasons, including feeding, courtship and communicationManta rays breaching in waters off Costa Rica.Peter Loring, iStock/Getty Images

Many sharks and rays are known to breach, leaping fully or partly out of the water. In a recent study, colleagues and I reviewed research on breaching and ranked the most commonly hypothesized functions for it.

We found that removal of external parasites was the most...

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