What links us to our closest living relatives (opens in new tab)

Chimpanzees are our closest living relatives, and we share a lot of physiology with them, says biological anthropologist and broadcaster Alice Roberts\. For example, a female chimpanzees humerus is about the same size and shape as a human's, fingernails is a is a primate thing, they all have opposable thumbs and the more you look, the more similarities you start to see\. Tap link in bio to watch the full film