Staff at the Jaguar Rescue Center in Costa Rica, found a baby sloth that got separated from its mother. They reunited the two animals after they lured the mother with a recording.

The San Diego Zoo is celebrating the births of two cubs to one of its sloth bears last month.

Sloths, the world's slowest mammal, have been around for 64 million years. Sharyn Alfonsi traveled to Costa Rica to learn more about how they've survived.

The sloth apparently had hours to escape. A thrill-seeking child got a closer wildlife encounter than perhaps intended after crashing into a sloth while zip-lining in Costa Rica, as seen in this ...