In a video shared by Yellowstone Wolf Tracker, a tiny wolf pup can be viewed emerging from its den to discover a massive bull elk standing just a few feet away. The clip, which you can watch below ...
But the huge fire of 1988 ultimately produced few large trees. The elimination of Yellowstone's wolves allowed the elk to browse aspens unchecked. Finally, Ripple and Larson decided to look within ...
In March 1995, a few wolves cautiously exited their pens into the melting snow of Yellowstone National Park, returning there ...