Linked from
The 21 pages that link to Adaptation, each with the reason it gives.
DarwinismRelated: Darwinism explains how useful inherited features accumulate across generations.
Defense mechanismRelated: Many defenses are adaptations to recurring threats.
Function (biology)Related: Adaptations are often identified by the functions their traits perform.
MicroevolutionRelated: Selection can increase alleles that contribute to adaptation in a population.