Sloths appear defenseless, slow, and vulnerable in ecosystems filled with predators. Yet despite these disadvantages, they persist in environments where speed usually determines survival. Scientists ...

MIAMI — Nine-year-old Emmy Egan has spent more than two years battling leukemia. On a recent day at Zoo Miami, she got to forget about treatment and fulfill her biggest wish: meeting a sloth up close.

Sloths appear to have life figured out, and once the details are revealed, being envious makes sense. These tree-dwelling mammals have survived for millions of years by doing things their own way, and ...

One Dec. 21, Lorenzo was found “poorly responsive” and was taken to the zoo’s L3 Harris Animal Care Center for an examination ...

Rescuers in Venezuela recently saved a sloth trapped on electrical lines, a scene that played out on social media and drew attention to a wider problem plaguing wildlife in the region. The animal, ...