How does the big toe of an orangutan help it?

The big toe of an orangutan is opposable, allowing it to grasp and manipulate objects with great dexterity. This adaptation is crucial for their arboreal lifestyle, enabling them to climb, swing, and navigate through trees efficiently. It also aids in foraging for food, as they can better reach and hold onto fruits and leaves. Overall, the big toe enhances their mobility and survival in their natural habitat.