During Your Field Study of Wild Japanese Macaques, You Observe

Essay

During your field study of wild Japanese macaques, you observe a fight between two females [A and B] at a food source. A third female [C] runs to the assistance of female A, and joins her in threatening female B. Using your knowledge of evolutionary theory, briefly explain the conditions that could account for female C's behavior under Kin Selection, Reciprocal Altruism, and Mutualism. Be sure to consider the fitness costs and benefits to both actor (female C) and recipient (female B), and any other necessary conditions that might apply in your answers.