Mammalian mating systems.

摘要: Male mammals show a diverse array of mating bonds, including obligate monogamy, unimale and group polygyny promiscuity. These are associated with wide variety different forms mate guarding, the defence feeding territories, female groups individual receptive females. Female bonds include long-term serial polyandry Both male behaviour varies widely within species. Variation in is related to effect assistance rearing young defensibility females by males. The latter is, turn, ranging size stability groups. Much variation mammalian systems guarding can be attributed differences these three variables.