Kin Selection:This term refers to the evolutionary tendency for individuals to help and support their close relatives because it increases the chances of passing on shared genes.
Reciprocal Altruism:This term describes a behavior where individuals help others with the expectation that they will receive assistance in return at some point in the future.
Inclusive Fitness: Inclusive fitness is a measure of an individual's overall reproductive success, including their own offspring as well as any additional offspring indirectly supported through acts of altruism towards relatives or non-relatives.