Five new animal species that camouflage themselves as excrement or bark reveal some of what still remains hidden in the world ...

Animals have evolved to sleep in extreme ways — for example, taking micro naps during parenting, sleeping on the wing during migrations and dozing while diving.

From bold foxes to gregarious birds, animals’ personalities are increasingly being seen as crucial to conservation efforts.

As freezing temperatures hit South Texas, animal care experts urge pet owners to follow winter safety tips and the Safe ...