Strong hands: Orangutans' hands are also very strong, and they use them to grip onto branches and climb trees. Their hands have four long fingers and a short thumb, which helps them to grip onto things very tightly.
Opposable thumbs: Orangutans have opposable thumbs, which means that they can touch their thumbs to their fingers. This gives them a great deal of dexterity, and they can use their thumbs to pick up small objects and to hold onto things.
Large feet: Orangutans' feet are also relatively large, and they use them to help them balance when they are climbing trees. Their feet have five long toes and a short big toe, which helps them to grip onto things very tightly.
Dense fur: Orangutans have dense fur, which helps to protect them from the sun and the rain. Their fur is also very oily, which helps to keep them warm in the cool mountain air.
Large cheek pads: Orangutans have large cheek pads, which are filled with fat. These cheek pads help to protect their faces when they are fighting with other orangutans.
Intelligence: Orangutans are very intelligent animals, and they are able to learn new things quickly. They are also very social animals, and they live in groups of up to 50 individuals.