nonamniote

Example:Birds and reptiles like snakes are amniotes, which have a protective amniotic membrane around their eggs or embryos.

Definition:An animal that has an egg with an amniotic membrane, which is protective and allows the embryo to develop. Amniotes include birds, mammals, and some reptiles.

Example:Mammals and birds, which are amniotes and warm-blooded, can maintain their body temperature regardless of the external environment.

Definition:An animal that can generate body heat internally, maintaining a relatively constant body temperature regardless of the environment. Warm-blooded animals include amniotes like mammals and birds.