How strong is an orangutan?

Answer is: Damn strong. More specifically, an orangutan's strength is mostly in its arms. By contrast, human strength is mainly in our lower torso and legs. For evolutionary purposes this makes sense because a key human trait is endurance - our ability to conserve energy walking over long distances. read more

An orangutan has a large, bulky body, a thick neck, very long, strong arms, short, bowed legs, and no tail. It is mostly covered with long, reddish-brown hair and grey-black skin. Sumatran orangutans have more sparse and lighter-coloured coats. read more

Orangutan hair is thin and shaggy. Shoulders & Arms. Orangutan arms are one and a half times longer than their legs. When stretched out to the sides, an adult male orangutan’s arms may measure 213 cm (7 ft.) in length. Their strong arm muscles enable them to swing from tree to tree and, along with its shoulders, support the weight of their body. read more