https://slavyanski.net/sb2020/story.php?title=porna-sex-helps-you-achieve-your-dreams-4 ISSN 1610-7365. PMID 21127940. S2CID 7628992. Even as infants, bonobos use socio-sexual behavior, whilst the same behavior is entirely absent in chimpanzee infants. PMID 19058132. S2CID 32622605. Surbeck M, Hohmann G (October 2008). "Primate hunting by bonobos at LuiKotale, Salonga National Park". Gottfried H, Vigilant L, Mundry R, Behringer V, Surbeck M (May 2019). Tue, 11 Oct 2022 06:12:47 UTC en