 The center features live exhibits and live animals, including river otters, birds, amphibians and fish.Indoors, a marsh appears to flow into a real pond that laps at the outside of the building, and the calls of live owls and otters mix with the splashing cascade of a trout-filled indoor stream.High definition films in a wide-screen theater explore the region and showcase fascinating reports from field scientists researching everything from moose to loons to alpine summits.