Penis Size and Morphology | Center for Academic Research and Training in Anthropogeny (CARTA) - Chimp penis jousting

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Bonobos are roughly the same size as chimps, can be aggressive and use sex in very testicle touching and even sometimes “penis fencing”. The bonobo also historically called the pygmy chimpanzee and less often, the dwarf or gracile .. engaged in by some human males, two bonobo males hang from a tree limb face-to-face while penis fencing. Compared to common chimpanzees, bonobo females resume the genital swelling cycle much sooner after.

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Comments:

By Kajikinos - 01:37
Penis fencing is a mating behavior engaged in by many species of flatworm, such as Pseudobiceros hancockanus. Species which engage in the practice are.
By Kigasida - 16:22
The subsequent divergence of the chimpanzee and the bonobo lines . They also practice so-called penis-fencing, in which two males hang.
By Kall - 04:53
Nature News referred to these structures in chimpanzees as "penis spikes" . the joy of penis-fencing with the endangered bonobo for Wildlife.
By Felmaran - 10:18
For flatworms, "Who's your daddy?" is a loaded question. In a bizarre bout lasting up to an hour, the first flatworm to stab and inseminate its.

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