During a summer with lots of rain, the vegetation grew lush and the white-footed mouse populations increased due to increases in food availability. However, the next 2 summers were record drought years and food became increasingly scarce. Over these 2 years, the population size of the mice decreased due to increased competition for access to food. This increased competition is an example of
A) a density independent factor.
B) a negative growth rate.
C) a density dependent factor.
D) an opportunistic population.
E) logistic growth.
Correct Answer:
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