Question

how do species react to the selective environment? become nocturnal develop new traits or behaviors engage in predation

Explanation:

Species can adapt to selective environments in various ways. Becoming nocturnal can help avoid predators or access resources. Developing new traits or behaviors allows for better survival and reproduction. Engaging in predation is a way to obtain food.

Answer:

All of the above (Become Nocturnal, Develop New Traits or Behaviors, Engage in Predation) are possible ways species react to the selective environment.