Efforts by Colorado Parks and Wildlife to bring in more wolves from Canada later this year may have hit a snag after the U.S.

As one of the most widely distributed land animals, gray wolves are very adaptable and can flourish in a wide variety of habitats. Gray wolves are very social animals and live in packs, but pack sizes ...

USFWS told CPW this month that it cannot source gray wolves from outside the Northern Rocky Mountain region, including from ...