Supporting Video for McLennan & van Dijk (2021) Pan Africa News.

CAUTION: Content may not be suitable for all viewers. Video shows sexual behaviour in a wild animal as supporting material for the following scientific article: McLennan & van Dijk (2021) “Use of a novel human object as a masturbatory tool by a wild male chimpanzee at Bulindi, Uganda“ published in Pan Africa News, 28(1), 8–11.