The aye-aye mostly stays above ground, moving from tree to tree in search of its next meal. This is where its middle fingers are especially handy as it taps on trees—seeking out the hollow ...

Nature has a way of blurring the lines between reality and mythology, and some of its creations feel like they’ve leapt ...

Aye-ayes are nocturnal and are famed for having an extended middle finger which they use to find food inside logs and trees. They have evolved to feed rather like woodpeckers, tapping the bark ...