Male Cichlids May Be Either Dominant or Subordinate

Multiple Choice

Male cichlids may be either dominant or subordinate. Opportunities for a subordinate to rise in social status may occur rapidly, however, as when a dominant male is taken by a predator. Which of the following physical changes occurs first once the opportunity arises?

A) He acquires a territory.
B) He becomes brilliantly colored.
C) His body size increases.
D) His fertility level rises.