You mess with the calf, you get the herd. It's estimated that around 4,500 bison roam around Yellowstone National Park.

Add Yahoo as a preferred source to see more of our stories on Google. Jun. 4—Asha first captured public imagination when the endangered wolf twice wandered outside the bounds of the wolf recovery area ...

An Indian wildlife sanctuary is celebrating the appearance of wolf pups inside their boundaries as the group works to increase the population in the region. The Bankapur Wolf Sanctuary in Karnataka, ...

The three baby wolves were born this winter at the Smithsonian National Zoo’s conservation and research campus in Front Royal, Virginia. Mike Bock Maned wolf Elliana (above) gave birth to one of the ...

Loading external pages may require significantly more data usage than loading CBC Lite story pages. Zoologists at Parc Safari have had to take on a new role — being moms to four baby arctic wolves.

Aspen trees are getting a boost from wolves at Yellowstone National Park, new research suggests. For the first time in 80 years, baby aspens are growing tall and healthy in the northern part of the ...