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 ...

Yellowstone has the largest high elevation lake in North America, and under the surface, a fight is going on between the native cutthroat trout and the invasive lake trout. And for a long time the ...

Yellowstone cutthroat trout are on the brink of extinction as invasive lake trout continue to eat them. With the park's ecosystem at risk, it's up to scientists to figure out where these predators ...

#FIXME Descriptive Unqiue Link Text #FIXME Descriptive Unqiue Link Text Grizzly bears supplement their diet with cutthroat trout and other native fish in Yellowstone’s rivers. As climate change warms ...

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 ...

the Apache trout in Arizona , the Rio Grande cutthroat trout in New Mexico, the Greenback cutthroat trout in Colorado, the Bonneville cutthroat trout in Utah, the Lahontan cutthroat trout in Nevada, ...

the Apache trout in Arizona , the Rio Grande cutthroat trout in New Mexico, the Greenback cutthroat trout in Colorado, the Bonneville cutthroat trout in Utah, the Lahontan cutthroat trout in Nevada, ...