Amphibians – Characteristic Features

Size range and diversity of structure

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Savage et George C. According to the fossil record, Lissamphibia , which includes all modern amphibians and is the only surviving lineage, may have branched off from the extinct groups Temnospondyli and Lepospondyli at some period between the Late Carboniferous and the Early Triassic. Seymouria , Mexican burrowing caecilian , eastern newt and leaf green tree frog. It was the development of the amniotic egg, which prevents the developing embryo from drying out, that enabled the reptiles to reproduce on land and which led to their dominance in the period that followed. Les grenouilles arboricoles vivent haut dans la canopée , où elles naviguent entre les branches, les brindilles et les feuilles, parfois ne descendant jamais à terre. Search the Science of Everyday Things. Cela signifie que les quantités limitées d'énergie disponible pour la grenouille en torpeur sont utilisées de manière plus efficace.

Mammal Classification

Respiratory system

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