A merlin, also known as a pigeon hawk, is a small member of the falcon family. Over many generations, merlins became much smaller than falcons. Why might it be advantageous for a population of animals to be smaller than others of their species?
A.
The population can begin to reproduce asexually.
B.
The population might be better able to survive during times of scarcity.
C.
The population can increase its rate of reproduction.
D.
The population will be better able to locate water resources.