On a day the U.S. House of Representatives narrowly passed a bill to delist gray wolves, U.S. Interior Secretary Doug Burgum took to social media to put Colorado on notice regarding the state's ...

Another Colorado gray wolf is dead, bringing the total number of translocated wolves that have died since the start of ...

Over the last three decades, Yellowstone National Park has undergone an ecological cascade. As elk numbers fell, aspen and willow trees thrived. This, in turn, allowed beaver numbers to increase, ...