Animal Mammals Stickers is a sticker app about mammal animals

Mammals constitute a Subclass of vertebrate animals of the Eukaryota domain, of the Animalia kingdom and Chordata phylum, subdivided into two groups: aquatic (cetaceans, sirenians and pinnipeds) and terrestrial (quadrupeds and bipeds), which are characterized by the presence of mammary glands that, in females, they produce milk to feed the young (or young), presence of hair or hair, with the exception of dolphins and some whales, which only have hair in the embryonic stage.