One-female multi-male group: A social group consisting of multiple adult males but only one adult female. ... The value of grooming to female primates. Primates 40, 47-59 (1999).

Both male and female primates unconsciously seek out these friendships that provide benefits. The benefits can be protection, better access to resources, or securing the survival of their offspring.

Some of the complex penises found in multi-male to multi-female mating primates such as chimpanzees (h), brown lemurs (a) or macaques (d, e, f). Alan F. Dixson, Primate Sexuality ...

Some of the complex penises found in multi-male to multi-female mating primates such as chimpanzees (h), brown lemurs (a) or macaques (d, e, f). Alan F. Dixson, Primate Sexuality. The human penis is ...

The study found support for this second hypothesis, namely that male masturbation co-evolved within multi-male mating systems where competition between males is high.

In other primates, when two groups meet it usually results in conflict, but in a multi-level society, these groups tend to tolerate each other. While there is evidence of multi-level societies in a ...

In many societies today, including our own, women who are overtly sexual and pursue multiple male partners often experience moral outrage and “slut shaming” of a kind that is entirely unheard ...

Most theories about the animal kingdom predict that taking multiple mates would be risky for a female without adding benefits. However, new research finds that in gray mouse lemurs, healthy ...

Some of the complex penises found in multi-male to multi-female mating primates such as chimpanzees (h), brown lemurs (a) or macaques (d, e, f). Alan F. Dixson, Primate Sexuality. The human penis is ...

Indeed, the study showed male masturbation has co-evolved with multi-male mating systems where competition is high. The ‘pathogen avoidance hypothesis’ also suggests male masturbation protects ...