After an Earthquake, a river changes its course and travels through the habitat of a ground-dwelling beetle, splitting the population in two. Over time, the two populations develop different adaptations and become two species. This is an example of what?

Question

anonymous · Answer

I would say Adaptation, are there choices?

anonymous · Answer

Stabilizing selection. 
Behavioral isolation.
Genetic drift.
Geographic isolation.

anonymous · Answer

@ShotGunGirl

anonymous · Answer

Hmmmm, I would say Geographic isolation.

anonymous · Answer

Okay! Thank you.