Greg sets off in search of North America's largest herbivore and game animal, the Wood Bison. Hunting such a large animal is not for the faint of heart. Adding to the challenge are the extreme winter conditions Greg encounters on his journey. These are not farmed bison, but truly wild and free animals. License Creative Commons Attribution license (reuse allowed) | Video Hunts

14K views · 562 reactions | BISON KING 50/50! In partnership with #Oilers forward Jesse Puljujarvi, net proceeds from today's EOCF online raffle will benefit Friends of Elk Island Society, which supports supports wood bison conservation in Elk Island National Park. Support the cause & purchase your tickets at EdmontonOilers.com/5050. | Edmonton Oilers | Facebook

215K views · 5.9K reactions | The wood bison were declared extinct in the 1900s, until a tiny herd was found in a remote section of Canada. That discovery helped launch a new program that has reintroduced them in the U.S. Jeff Glor travels to Alaska Wildlife Conservation Center to see the giant animals up close. | CBS Mornings | Facebook