Since Darwin, some scientists have believed that the uniquely human ability to make and enjoy complex music facilitated successful courtship in our ancestors.
Humans are more often at peace than at war; we cooperate more than we conflict. In fact, there is mounting evidence that cooperation may be acentral facet in explaining our success as a species.
By Sosthene Habumuremyi My study has gathered data on mating behavior, solicitations, and any displays/aggression from adult males towards the females. Sexual swellings, which are extremely small in gorillas, are also noted.The plan is to monitor at least 6 nulliparous (never having given birth to offspring) females and 10 cycling parous (given birth to offspring at least once) females for 2 cycles … more »