I'm assuming this is referring to the Peppered Moth, a species of moth that adapted to the change of color on tree bark. The tree bark changed color as a result of local pollution. The moths (over the course of generations) changed color as well that better suited camouflage upon the new color of the tree bark.
It means a continental drift occurred
Answer:
which one is it 9 42 or 12?
You take biology in 10th grade.