[PCA] NEWS: Yellowstone Wolves Reintroduce 'Ecology of Fear'

[Olivia Kwong]

http://www.livescience.com/4554-yellowstone-wolves-reintroduce-ecology-fear.html

Yellowstone Wolves Reintroduce 'Ecology of Fear'
Corey Binns
Date: 27 July 2007 Time: 06:30 AM ET

The return of the Yellowstone wolf has elks shaking in their hooves, and 
that's good news for the national park's young aspen trees.

See the link above for the full article text.