The new crop of grizzly cubs that will emerge this spring to the delight of visitors in Yellowstone have likely already been born, researchers say.

Add Yahoo as a preferred source to see more of our stories on Google. The Smithsonian's National Zoo in Washington, D.C., has welcomed two sloth bear cubs, marking the first time the zoo has had sloth ...

The cubs are not on public view at the National Zoon and will remain in their den until spring, at which point they are ...

It's taken 25 years, but another polar bear cub was finally born in the United Kingdom, the Royal Zoological Society of Scotland announced Wednesday. The cub was born at Highland Wildlife Park in ...

Two sloth bear cubs were born at the National Zoo, which appears to be good news for this vulnerable species and perhaps bad news for the termites on which they dine. The births, which occurred Dec. 7 ...

The Smithsonian's National Zoo in Washington, D.C., has welcomed two sloth bear cubs, marking the first time the zoo has had sloth bear births in more than ten years. The cubs were born behind the ...