Humans were thought to have the longest primate strides for their height, but now it turns out that chimpanzees take 25% longer strides than we do, thanks to their swiveling hips, which rotate by as much as 61deg every time they take a step to compensate for their crouched posture and shorter legs.
Click here for original story, Humans ditched swiveling hips for shorter stride than chimps
Source: Phys.org