A Yellowstone National Park bison herd worked together to discourage two wolves from bison-hunting pack.
Wyoming wildlife managers plan to reduce how many wolves can be hunted by 50% following a canine distemper outbreak that has cut the state’s wolf numbers to the lowest level in two decades.
For wolves in Yellowstone, it’s all about survival. Pack members sometimes put the smackdown on each other, just to maintain ...
A flare up of a disease that’s especially lethal to wolf pups took a toll on Wyoming and Yellowstone National Park wolf ...
Canis lupus body size is dynamic and complex, and biologists aren’t in total agreement about why wolves are much larger in ...
In Yellowstone’s Lamar Valley, wolves tear into an elk carcass in the predawn cold. Within hours, ravens descend. For decades, biologists assumed the birds got there by shadowing the pack, riding the ...