Male fish that display a bright blue color attract more mates as well as more predators. Maintaining that blue gene in the population is an example of
A) coevolution.
B) sexual selection.
C) the founder effect.
D) genetic drift.
E) a population bottleneck.

Question

Quizplus · Accepted Answer

Sexual selection explains how traits that are advantageous for mating can be favored by natural selection, even if they come with certain disadvantages, such as increased predation risk. In this case, the bright blue color in male fish attracts more mates, which is a direct benefit for reproductive success, despite the increased risk from predators.

Male Fish That Display a Bright Blue Color Attract More