Question

what are the adaptive radiations of earthworm?

Answer 1

Adaptation is an evolutionary process whereby an organismbecomes increasingly well suited to living in a particular habitatNatural selection results in helpful traits becoming more common in a population. This occurs because individuals with these traits are better adapted to the environment and therefore more likely to survive and breed. 

Answer 2

Inevolutionary biology,adaptive radiationis aprocess in which organisms diversify rapidly from an ancestral species into a multitude of new forms, particularly when a change in the environment makes new resources available, creates new challenges, or opens new environmental niches