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 ...

A grey wolf prowls through Yellowstone National Park near Mammoth Hot Springs in Montana. A group of 66 wolves was reintroduced to Idaho and Yellowstone in the late 1990s. They now total 2,800 ...

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 ...

New research published in Nature Scientific Reports reveals how gray wolves in Isle Royale National Park seasonally alter their habitat preferences to align with beavers’ habitat preferences, a shift ...

Wolves are amazing hunters, so they tend to be apex predators wherever you find them...including one region in Alaska where these land-based predators sit atop a marine food web. Hosted by: Hank Green ...

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Larger carnivores are treasured species of the environment. They not only balance the food web but also create revenue for national parks. The restoration of gray wolves at Yellowstone National Park ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Wolves and cougars have ...

Across North America, mountain lions, bears and gray wolves have made a remarkable comeback over the last 50 years. Once nearly exterminated, these animals have been recovering their populations and ...