Smaller and weaker bonobos often form pairs to defend themselves against stronger and larger male bonobos Female bonobos also show increased homosexual behavior during times of high tension and conflict 2 similar behavior is observed in bottlenose dolphins, acorn woodpeckers, japanese macaques, and even lions. Bonobos engage in sex in virtually every partner combination (although such contact among close family members may be suppressed) And sexual interactions occur more often among bonobos than among. Homosexuality in bonobos is not cultural.
There are numerous evolutionary mechanisms that might explain homosexual behaviour, which is common in many species of animals simple reasoning shows that evolution cannot explain homosexuality. De waal and frans lanting University of california press, 1997 Diversity, gender, and sexuality in nature and people University of california press, 2004. Why am i researching wild bonobos at wamba
The reason i began research on wild bonobos was that i wanted to know the evolutional process. From male killer whales that ride the dorsal fin of another male to female bonobos that rub their genital together, the animal kingdom tolerates all kinds of lifestyles. By shedding the taboo of the study of homosexuality in wildlife and making the shift from why It is common and varied among bonobos, but rare or absent among chimpanzees, and orangutans.” Sexual interactions among female bonobos are linked to increases in oxytocin, proximity and coalitions Female bonobos have frequent sexual interactions with other females — more so than they do with males
A new study aims to find out why. Homosexual interactions between female bonobos frequently occur during feeding, when group excitement is high (fruth & hohmann 2006) In captive chimpanzees, however, most interactions occur.
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