Tetrapods are a superclass of vertebrates characterized by four limbs, or structures derived from them. This diverse group, including amphibians, reptiles, birds, and mammals, represents the first backboned animals to adapt to terrestrial life.
Tetrapods are a superclass of vertebrates characterized by four limbs, or structures derived from them. This diverse group, including amphibians, reptiles, birds, and mammals, represents the first backboned animals to adapt to terrestrial life.