Due to its bizarre appearance and unusual feeding habits, it is considered by many to be the strangest primate in the world. It is the world's largest nocturnal primate. Unusual physical characteristics include incisors that are continually growing (unique among primates), extremely large ears, and a middle finger which is skeletal in appearance, and is used by the animal as a primary sensory organ.
Listen to recordings of the vocalizations of an aye-aye. All sounds are in wav format.