Your guide to Minnesota's woods, waters, and wildlife Mysterious Morphs There’s only one species of lake trout in Lake Superior, but this shape-shifting fish has at least four distinctive morphotypes—and there may be more. The Call of the River Devin Brown was drawn to Minnesota by the Mississippi. Now she intends to follow it to the end. From the Editor The Eel and the Butterfly Despite challenges, these species continue to travel ancient migration routes. Dispatch Burn Notice Wood smoke pollutes—but you can help by burning cleaner. Bucket List Fly Fish for Winter Trout 750 miles of southeastern Minnesota trout streams are open in winter. Young Naturalists A Slippery Mystery Meet the American eel—one of Minnesota’s rarest fishes. Minnesota Profile Striped Skunk (Mephitis mephitis) This mustelid is well known to most Minnesotans. Photo Essay Nature's Lines A photographic exploration of the natural order. Sign up for email updates SUBMIT