Two species of frog mate in the same pond. One breeds in early summer and one in late summer. 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, temporal separation
E)post-zygotic, ecological separation

Question

Quizplus · Accepted Answer

The fact that the two species of frog mate during different times (early summer and late summer) indicates temporal separation, which is a type of pre-zygotic reproductive isolation. The other options are less likely to be applicable because they do not involve timing of reproductive behavior.

Two Species of Frog Mate in the Same Pond