Final answer:
The aye-aye has unique anatomical features such as an elongated middle finger for foraging, large sensitive ears for detecting insect prey, constantly growing incisors for gnawing wood, binocular vision for low-light hunting, and a long tail for balancing.
Step-by-step explanation:
The aye-aye is a nocturnal primate with several unique anatomical features. Perhaps most notable is its elongated middle finger, which is skeletal and functions as a versatile tool for foraging. The finger is used to tap on wood to locate grubs, to pry them out, and as a sensory organ for detecting vibrations. Additionally, the aye-aye has large, sensitive ears that allow it to hear the movement of insects within trees. Their constantly growing incisors, similar to those of rodents, are another specialization that aids in foraging, as they can gnaw through wood to reach insects.
Furthermore, the aye-aye's binocular vision enhances its ability to see in low light, making it an adept nocturnal hunter. The combination of auditory, dental, and digital specializations makes the aye-aye well-adapted to its unique ecological niche. It's also worth mentioning that these animals have a long bushy tail, somewhat like that of a squirrel, which aids in balancing.