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Chimpanzees also urinate together: "It is a contagious act influenced by social hierarchy"
A study conducted at a chimpanzee sanctuary addresses for the first time why individuals in a group tend to urinate when others do as well. A phenomenon that has only been seen in humans and ...
Contagious peeing discovered in chimpanzees
A new study reports that primates will synchronize urination with implications for the evolution of social cohesion ...