Grizzly bears are known for their long claws and sharp teeth. But theres more to this bear than its bite. Learn how grizzlies use their size, sharp senses, and strength to rule North American forests.

Molly Kolpin studied English at Gustavus Adolphus College and now writes full-time. Growing up, Molly was a horse-crazy girl who collected model horses and read every horse book she could find. She recently traveled to the heart of horse country for a visit to Churchill Downs - the site where the Kentucky Derby is held each year. Molly lives in Madison, Wisconsin.