Mammal

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Mammals are the group of vertebrate animals. They form the class Mammalia.

A mammal is any animal that produces and feeds its young with milk and is warm-blooded; the heat ay need to live is made inside air body. The milk is made by glands in the skin.

There are very few mammals that lay eggs, called Monotremes (for example the platypus). But almost all mammals give birth to living young. Those mammals can be divided into the Marsupials and the Eutheria, the placental mammals.

Most mammals have four legs and the coat of hair or fur.

Taxonomy[edit]

Mammals can be divided in the number of groups:


See also: Mammalia (taxonomy)
Look up Mammalia in Wikispecies, a directory of species


Vertebrates
AmphibianBirdFishMammalReptile