Cutthroat trout, seen here spawning in the Gros Ventre River, are highly prized by anglers. Adapted to cold water, they’re threatened by a warming climate—and in Yellowstone Lake, by non ...

Spawning Yellowstone cutthroat trout (Oncorhynchus clarkii bouvieri). (Jacob W. Frank/NPS) (CN) — The U.S. Forest Service’s plan to swap rainbow trout with Yellowstone cutthroat trout in Montana’s ...

Cutthroat Trout are Idaho's "state fish," and the Westslope Cutthroat Trout is one of three subspecies native to the state, along with the Bonneville and Yellowstone Cutthroat Trout.

Young common loon chicks rest on the back of their mother at Yellowstone National Park. A weasel blends into snow in Grand Teton. In spring it will molt and turn light brown. Cutthroat trout ...

such as the Yellowstone Cutthroat Trout. Brunner explains that native fish are vital to the park’s ecosystem, serving as a crucial food source for many species, including bears, otters and birds ...

Cutthroat trout are Idaho's state fish, and the Westslope cutties are one of three subspecies native to the state, along with ...

12 when he landed a 2.27-pound Lahontan cutthroat trout. State officials say that’s a new certified weight state record for that type of fish. The previous 1.17-pound record was set by Hayleigh ...

The nearly 3,500-square-mile Yellowstone National Park sits at ... according to the listing. It said that cutthroat trout and other fish also swim in the river and three creeks that run through ...