Chilling photos show a tiny little baby being raised alongside a chimp in a warped experiment. One haunting image even shows the tot in floods of tears after being spun about in his chair again ...

The only social factor that proved relevant was dominance, with less-dominant chimps being more prone to contagious urination. There may still be other factors influencing the behavior ...

By Annie Roth Ena Onishi, a doctoral student at Kyoto University, has spent over 600 hours watching chimpanzees urinating ... is expected to welcome another baby chick in the coming months.

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen ...

Save the Chimps is an organization unlike any other ... “Who knows how much food they were given or how often they were being fed? So, when they first arrived, and the staff brought in a ...

While all four of the chimps had different challenges to overcome, they shared one thing: an appreciation for their new home. “They were clearly malnourished,” Ana Paula tells us. “Who knows how much ...

Hate waiting in line for the bathroom? Chimpanzees have a social solution: Go all at once. A new study shows that peeing is contagious in chimpanzees, making it “the first study to investigate ...

Still, Onishi became curious when she noticed the behavior among the chimpanzees she was observing ... results or if all that effort would end up being for nothing,” Onishi says.

with higher-status chimps urinating alone and lower-status chimps urinating in response to the higher-status individuals. “We observed a clear influence of social rank, with lower-ranking individuals ...

The number of observing strangers had no statistically significant impact on the chimps’ performance levels, regardless of the task type. The researchers hypothesized that being watched by a ...

To determine if the synced urination was due to external factors - like water consumption and being outside - or social contagion, the researchers placed the chimps in groups of four at varying ...