In the far reaches of the North, wolf and bear come head to head. Winter has been long. The melting ice reveal scattered carcasses in the Swamp: a feast worth fighting for. The bears must fatten up before Winter comes again, the wolves must strengthen their pack. The Swamp has been their battleground for decades, who will rule the North?

In Africa's waterways, one predator reigns supreme - the Nile crocodile. One of the biggest and most deadly reptiles on Earth, it commands a fearsome reputation and strikes terror into the hearts of those who share its domain. Cameraman and crocodile expert Brad Bestelink undertakes the unthinkable and dives deep into the waters of the Okavango Delta. Without a cage or any other protection, he gets up close and personal with these fearsome creatures in this groundbreaking film - Such a feat has never been recorded before. This extraordinary film provides all the high drama associated with modern-day exploration, coupled with the exhilaration of interacting with wild animals. Secrets of the Nile crocodile are revealed in this unique and compelling story that takes place in the pristine underwater environment of the Okavango delta.