Their colors vary depending on the region of the Philippines that they inhabit. They are only six inches long, the size of a young boy's hand. They have a ten inch long tail that is tufted at the end.
Tarsiers have large ears, resembling a bat, and round faces.
The area surrounding their eyes is usually darker than their body, with no white marks anywhere on the face. Their eyes are huge, andtheir vision is acute. In proportion to their body, their eyes are the largest among mammals. The tarsier's great hearing coupled with their amazing sense of sight make them highly successful nocturnal hunters. Their heads can be rotated one hundred and eighty degrees.