Several species of fireflies are active on the same summer nights in the same fields. Males and females recognize one another by their distinctive flashing patterns. This is an example of what kind of reproductive isolation?
A)pre-zygotic, behavioral isolation
B)pre-zygotic, temporal separation
C)pre-zygotic, ecological separation
D)post-zygotic, lock and key
E)post-zygotic, ecological separation

Question

Quizplus · Accepted Answer

This is an example of pre-zygotic reproductive isolation because it occurs before the formation of a zygote. The specific type of isolation being exhibited is behavioral isolation because the fireflies are not able to mate with individuals that do not have the correct flashing pattern.

Several Species of Fireflies Are Active on the Same Summer