A sanctuary founder who rescued hundreds of animals from a beleaguered Puerto Rico zoo is now doing the hard work of rehabilitation. After years of complaints about conditions at the Dr. Juan A.

More than 1,500 animal sanctuaries operate throughout the U.S., each providing its inhabitants with unique, individualized care and a forever home. Most animals that enter sanctuaries have experienced ...

From keeping backup embryos to being perpetually pregnant, many animals have incredible adaptations for ensuring their young will survive. A kitten in-utero is shown in a simulation created for ...

The diversity of rare and amazing wildlife inhabiting the continent of Africa is unparalleled. From arid deserts to dense ...

A look at many of the more than 22,000 species of fish, from freshwater, to the deep ocean, to the colorful coral reef. We look at the origin of fish, how they breathe, why they have scales, and how ...