Reptiles: Origin and Adaptive Radiation (With Diagram) | Chordata | Zoology
Origin of Reptiles: The origin of reptiles is well suited to maintain life on land. Many features show a considerable advance in this respect over the Amphibia. These are the: (i) Dryness of the skin, (ii) Reproduction, and (iii) Devices for economising the use of water. Reptiles have a dramatic evolution. They had an obscure beginning in the Palaeozoic, they [...]