Let's all start our day in this otterly delightful way - with this video of river otters swimming in Glenwood Canyon. Several Colorado mammals, including mink, beaver and muskrats, share the same habitat as river otters and are commonly confused with otters. All have dark brown fur and can be particularly difficult to distinguish from each other. River otters have long, torpedo-shaped bodies, short legs, a short snout and small, round ears. They also have a thick, muscular tail that tapers towar