The Return of the Adirondack Wolves
56:40
Colorado Experience: Return of the Wolf
26:53
Jim & Jamie Dutcher: The Hidden Life of Wolves | Nat Geo Live
13:29
The wolves of Yellowstone | 60 Minutes Archive
23:20
The Origins of War (500,000 BC–3,000 BC)
39:39
Top 10 Wolf Moments | BBC Earth
59:29
New England's Native Oak Trees
50:31
Wildlife Takeover: How Animals Reclaimed Chernobyl | Free Documentary Nature
22:59