ORR, Minn. – Wildlife researchers often focus on rates of survival and causes of mortality. Sometimes one animal serves to illustrate both. Within minutes of the start of a field expedition in ...

DENVER (KDVR) — The death of a gray wolf during routine collaring operations in Routt County last month was caused by acute cardiogenic shock, according to a necropsy and mortality report released ...

State and federal bills removing Mexican gray wolves from the endangered species list could harm both the animal and ranchers ...

A gray wolf has entered Sequoia National Park in California, marking the first publicly known sighting there in more than a century.

In Yellowstone National Park — where gray wolves were reintroduced starting in 1995 — researchers have gone back and forth on whether the restoration of wolves has impacted the ecosystem. The idea is ...

The gray wolf population in Washington has experienced positive growth since breeding pairs returned to the state in 2008. That positive growth was unexpectedly stunted in 2024 when the population ...

The removal of the Beyem Seyo wolf pack from the wild is a tragedy - and one that was completely avoidable. The California Department of Fish and Wildlife's decision to kill four wolves in mid-October ...