When They Brought A Pack Of Wolves Into Yellowstone National Park, It Changed Everything. Literally.

An ecosystem is an extravagant thing. A single pack of wolves can even change how the rivers flow. I wouldn”t have believed it if I didn”t see this. Wolves were reintroduced into Yellowstone National Park for the first time in 70 years and the results blew everyone away. A single pack of wolves changed everything.