Multiple Choice
In 1995-1996 gray wolves were re-introduced to Yellowstone National Park. Since then all of the following have occurred, except
A) remains of elk killed by wolves have become food for grizzly bears
B) beaver dams have disappeared from the streams
C) wary elk no longer trample regrowth of aspen, cottonwoods, and willow trees
D) shade trees growing along streams have encouraged larger trout populations
E) wolves have reduced predatory coyote populations increasing small mammals
Correct Answer:
Verified
Correct Answer:
Verified
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