Points West magazine Originally published in Winter 1999 The Changing Face of the West: Alien Organisms in Greater Yellowstone (Have They Come in Peace?) Ed. note: Written 15 years ago, this article is a snapshot in time of issues that effect Yellowstone yet today. The conference Dr. Preston references still takes place biennially. Click here for the […]
Soon after most Greater Yellowstone grizzly bears emerge from their winter dens, cutthroat trout begin to spawn. Today, we recognize cutthroat trout spawning in relatively shallow streams and rivers as an important food source for many Greater Yellowstone Ecosystem grizzly bears, but that may not have always been the case. Cutthroat Trout Decline Grizzly predation on […]