But the real test was bringing in a camera to film her. Scientists even caught brown bears engaging in oral sex. This is all true, but the public fascination with these behaviours has given rise to a view of bonobos that is a little extreme, says Zanna Clay of the University of Birmingham in the UK, who has spent years studying wild bonobos. Inhe and his colleagues, writing in Evolutionary Anthropologyproposed that when the Congo River formed around 34 million years ago, all the apes were on the right bank. Interspecies sexuality is more common in species that are similar to one another because it makes more sense; these animals are more likely to get confused, or to see the qualities they naturally seek in a mate showcased rather inconveniently in the member of another species.
Inhe and his colleagues, writing in Evolutionary Anthropologyproposed that when the Congo River formed around 34 million years ago, all the apes were on the right bank.
Yes, monkeys are having sex with deer. Why would they do that?
It covers the years of academic criticism, the endless money she has raised to keep Koko and her companion Ndume it costs hundreds of thousands of dollars every year, donated by the public, to pay for staff, food and the enclosure. Not bad for a gorilla who started her life in captivity in San Francisco zoo in Females will also often use genital rubbing to defuse tension between two rival groups, avoiding the kinds of violence seen in chimp wars. I listened through the bathroom door to the most moving interview of my career. She was far more interested in getting his shirt off than being filmed. It is, of course, hard to do controlled experiments with apes.