Question

The biological species concept defines species as groups of interbreeding populations reproductively isolated from other groups.

""
Horses and Donkeys produce mules if they interbreed.


Why are horses and donkeys considered different species, even though they can produce offspring?


A.
The offspring reproduces at a different time of year.


B.
The offspring does not live to reproductive age.


C.
The offspring can reproduce.


D.
The offspring is not fertile.