It seems that some of the chimpanzees were as freaked out by the robodoll as I would be, with 14 of 16 of them demonstrating ‘aversive behaviours’ including smashing boxes against the wall and having their hair stand on end. However, within the first minute, nine of these subjects calmed down and were tested by the researchers. (via Chimpanzees React To A Robo-Doll | Not bad science, Scientific American Blog Network)