Swallowing underwater: Why animals developed tongues (VIDEO).

The Clever Underwater Swallowing Method That Anticipated Tongues (Video)

The Clever Underwater Swallowing Method That Anticipated Tongues (Video)

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March 22 2015 8:31 AM

Speaking of Tongues

A clever underwater swallowing method that may have anticipated the need for a pivotal appendage.

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Screenshot via Youtube

Aquatic ancestors hundreds of millions of years ago would have had little use for tongues, but as they began to move on land, certain creatures evolved a clever in-between solution.