The first messages from dead moose to Minnesota researchers have been coming in, and early results show wolves are taking their toll on the state's beleaguered moose herd despite an easy winter.

Woodland caribou populations in Canada are declining because of habitat changes that benefit common prey species of wolves (such as moose and deer), leading to increasing numbers of wolves that kill ...

A last-minute medical issue grounded researchers’ annual wolf-moose survey on Isle Royale this past winter, marking yet another year that scientists have run into problems trying to count the animals ...

ISLE ROYALE NATIONAL PARK, Mich. But then the alpha male and female moved purposefully away from the shore. They passed through a clearing and plunged into thick woods, the others strung out behind.

The wolf population on Isle Royale has grown to its largest level since the 1970s while the moose population has plummeted nearly 75% in less than a decade, according to a long running survey from ...