Sexual cannibalism in Australian redback spiders supports which definition of natural selection best?

Question

Quizplus · Accepted Answer

Sexual cannibalism increases the likelihood that the stronger and more fit male spiders will successfully mate and reproduce, thus supporting the idea of reproduction of the fittest. In this case, the fitness of the male spider is not necessarily related to their ability to survive or evolve, but rather their ability to successfully reproduce.

Sexual Cannibalism in Australian Redback Spiders Supports Which Definition of Natural