Evolution of Frogs – Biology

By |2018-09-01T15:39:42-07:00May 26th, 2017|Biology|

A frog sitting half in the water When did frogs evolve? Frogs developed out of lungfish about 375 million years ago, in the Devonian period. They used their lungs to leave the water and live on land. (Read more about lungfish) In the Devonian period, it was hotter and drier on Earth than usual. [...]