Two species of snails are physically unable to mate. This is an example of
A) temporal isolation.
B) ecological isolation.
C) geographic isolation.
D) behavioral isolation
E) mechanical incompatibility.

Question

Quizplus · Accepted Answer

Mechanical incompatibility refers to when two species are physically unable to mate due to differences in their reproductive structures, which is the case described for the two species of snails.

Two Species of Snails Are Physically Unable to Mate