When mosquitoes are abundant, purple martins flock to the area and feed exclusively on them. When mosquito populations are not large, purple martins are similarly scarce and feed on other insects. This is an example of:

Question

Quizplus · Accepted Answer

This is an example of density-dependent regulation, as the abundance of mosquitoes directly affects the population size and feeding habits of the purple martins.

When Mosquitoes Are Abundant, Purple Martins Flock to the Area