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Suction hunters

Sticking out their jaws helps fish suck in prey

By
6:03pm, June 10, 2008

When sucking up small prey, many fishes look like they’re sticking their lips out. This kiss-of-death gesture — actually done by mobile upper- and lower-jaw bones — dramatically increases the fish’s suction power, researchers have now found, lowering the prey’s chances of escape.

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