They measured oxygen consumption and core body temperature of sloths under conditions mimicking projected climate changes. By ...

The plant gives it a greenish tint that is useful camouflage in the trees of its Central and South American rain forest home. Sloths are identified by the number of long, prominent claws that they ...

Sloths are among the most beloved of jungle animals. The famously sluggish and furry tree-dwellers are found throughout ...