Different species of mammals have evolved to live in nearly all terrestrial and aquatic habitats on the planet. Mammals inhabit every terrestrial biome, from deserts to tropical rainforests to polar icecaps. Many species are arboreal, spending most or all of their time in the forest canopy.

Where do mammals usually live?

Mammals live in many different habitats, including deserts, the Arctic, oceans, forests, mountains, tundra, grasslands, and savannas. Mammals are prevalent in comparison to reptiles and amphibians. There are also a lot more types of mammals and varying species within those families.

Do all mammals live on land?

Most mammals give birth to live young (instead of laying eggs), but there are a few species that do. Different species of mammals have evolved to live in different places. A majority of mammals live on land, although some are aquatic and some are aerial, and a few are “fossorial” (live underground).