Short Answer
A decline in U.S.puma populations over the past 60 years has caused drastic increases in deer populations and significant decreases in populations of hardwood trees, non-avian reptiles, and butterflies.This suggests that declines in puma, a top predator, led to a disruption in the food web that caused the ecological process known as a(n) _______.
Correct Answer:

Verified
Correct Answer:
Verified
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