Learn about the characteristics that differentiate mammal species from other vertebrates.

See More About:. endangered species · animals · zoology · mammals · plants. Endangered Species. Related Resources ... Mammals. Plants. Reptiles ...

Mammals (Class Mammalia) belong to a group of vertebrates that includes approximately 5400 extant species. Mammals display a remarkable array of adaptations ...

Mammals are the only animals that have hair covering their body, a rod of cells ... Some mammals use four limbs to walk (such animals are referred to as ...

I'd wager that a marsupial mammal, given a lecture hall and a podium, could teach a fantastic course in evolution. Over millions of years, these amazing ...

All mammals are endothermic—they maintain and regulate their own body temperature. ... To maintain their correct body temperature, mammals must be able to ...

Definition: Mammals (Class Mammalia) belong to a group of vertebrates that ... Mammals display a remarkable array of adaptations that enable them to inhabit ...

Learn about how scientists study mammals including primates, marine mammals, and others.

elephants · mammals. African Elephant (Loxodonta africana). African Elephant ( Loxodonta africana). Photo © Lynn Amaral / Shutterstock. ...

Even-toed ungulates (artiodactyls) are hoofed mammals with feet that are symmetrical around a plane of symmetry that runs between their third and fourth ...