Origin of Amphibia (With Diagram) | Vertebrates | Chordata | Zoology
In this article we will discuss about the origin of amphibia with the help of suitable diagrams. During the late Devonian period osteolepid fishes such as Eusthenopteron lived in the freshwater systems. It is supposed that some of these animals, first crawling from pool to pool and then spending more time on the land, gave rise to the terrestrial Amphibia. [...]