To my knowledge: In chimpanzees, males or lower-ranking individuals (not alphas) sometimes pretend to be weak/sick or don’t understand their tasks so they won’t have to join territorial patrols or go hunting.

This page may contain third-party content, which is provided for information purposes only (not representations/warranties) and should not be considered as an endorsement of its views by Gate, nor as financial or professional advice. See Disclaimer for details.