If a species of animal evolves over generations to grow a large fan-blade like growth on its back to catch the wind and cool its body,this would be an example of responding to _____.

Question

Quizplus · Accepted Answer

Selection pressure is the force that drives evolution. It is the environmental factor that favors certain traits over others. In this case, the selection pressure is the need to cool the body. The fan-blade like growth on the back of the animal is an adaptation that helps it to meet this need.

If a Species of Animal Evolves Over Generations to Grow