Frogs leapt before they landed

Frogs leapt before they landed

Amphibians learned to jump first, then mastered the touchdown

By Sid Perkins, 12:48 PM July 23, 2010

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Frogs learned to leap long before they learned how to land smoothly, researchers suggest, based on the simple observation that the amphibians have been hopping around for hundreds of millions of years, but some species still have trouble sticking their landings.

Many people, and even many scientists, presume that frogs all jump the same way, says Richard L. Essner Jr., an evolutionary biologist at Southern Illinois University in Edwardsville. Per the conventional view of a hop...

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