Question

How wolves change the rivers.

Answer 1

I find this very interesting on how not only the absence of a lower level organism(in the food chain) affects the chain, but also how the absence of predators affects the whole ecosystem and geography of a place.

http://www.filmsforaction.org/watch/how-wolves-change-rivers/#.UwA3eMJ8CW0.facebook

Answer 2

Pretty interesting. :)

Answer 3

Ikr. Very interesting.

Answer 4

cool..:D