A little competition can be good thing!
March 18th, 2013
In the latter half of the 20th century, elk populations in the United States’ Yellowstone National Park ballooned out of control. You see, back in the 1930’s, the wolf population in the Park was completely eradicated due to over-hunting and other reasons. The absence of wolves was a boon to the elk because despite other minor predators such as bears, cougars and coyotes, the elk flourished and proliferated rapidly. But their success upset the natural ecological balance in the park, takings its toll on other plant and animal species. In 2001, in an attempt to return the ecosystem to a natural balance, Park ecologists reintroduced the grey wolf. And their efforts were successful, and in more ways than they had expected! Read the rest of this entry »




