In a darkened forest of central Colombia, a 2-foot-long mammal climbed a tree and paused to rest its “completely spiny” body. Its elusive lifestyle and cryptic appearance largely helped it go ...

and all of the fully mature animals looked physically the same, researchers said. “Large organic falls, such as wood falls, ...

A variety of different sea creatures can be found all along ... They are the perfect habitat, or home, for lots of different animals. This spiny starfish is the rock pool’s top predator.

A variety of different sea creatures can be found all along ... They are the perfect habitat, or home, for lots of different animals. This spiny starfish is the rock pool’s top predator.