The sloth is the world's slowest mammal, so sedentary that algae grows ... and fruit from the trees and get almost all of their water from juicy plants. Sloths mate and give birth while hanging ...

The playful North American river otter is equally at home in the water and on land. It makes its home in a burrow near the water's edge, and can thrive in river, lake, swamp, or estuary ecosystems.

The hump stores up to 80 pounds of fat, which a camel can break down into water and energy when sustenance is not available. These humps give camels their legendary ability to travel up to 100 ...

The Hoffman's two-toed sloth is one of the world's slowest mammals—so sedentary that algae ... and fruit from the trees and get almost all of their water from juicy plants.