After dinosaurs became extinct, the number of mammal species increased greatly. What process applies to this example?

Question

Quizplus · Accepted Answer

Adaptive radiation is the process by which a single species evolves into many diverse species, often due to the availability of new ecological niches. In this case, after the extinction of dinosaurs, many ecological niches were left vacant, allowing for the diversification and proliferation of mammal species.

After Dinosaurs Became Extinct, the Number of Mammal Species Increased