Sumatran tigers are among the rarest cats on the planet and have been classified as critically endangered by the ...

ATLANTA — Zoo Atlanta announced a new addition on Thursday: Buttercup, a 2-year-old female Sumatran tiger. Zoo officials said Buttercup arrived on the evening of April 16 from the Wildlife ...

Humans have used geckos in the pursuit of skin cancer treatments. So it seems fitting that when a gecko at the National Zoo was spotted with tumors, humans went all in to save the little fella.

The tiger at the Columbus Zoo got a crash course on that, even as its curiosity (classic cat fault) led it continually investigate the bird. But as the big cat advanced closer and closer, the goose ...

Smithsonian/Roshan Patel It started, as many cancers do, with a lump. Keepers at the Smithsonian’s National Zoo’s Reptile Discovery Center spotted it during a routine checkup—a small ...

In celebration of Earth Month, for a limited time get a bonus issue with your National Geographic subscription! From breathtaking photography to in-depth articles, explore nature, science ...

SUAMICO (WLUK) -- After nearly a month on the run, the NEW Zoo in Suamico remains optimistic that escaped river otter Louie will return home. On March 20, during Winter Storm Ezra, the NEW Zoo's ...