It sounds like a cartoon creature but is a real adaptation. Researchers recently confirmed living animals from a lineage once known from ancient fossils.

Try or explore: See the animal illustrations and photographs to understand how the specialized finger works.

Go to Source: https://www.abc.net.au/news/science/2026-03-06/pygmy-long-fingered-possum-and-ring-tailed-glider-fossil/106415912

Fun Fact↗: a New Guinea possum has a finger twice as long as the others. The pygmy long-fingered possum has an exceptionally elongated fourth digit, roughly twice the length of its other fingers, used to extract wood-boring insect larvae from crevices. Why click: It sounds like a cartoon creature but is a real adaptation. Researchers recently confirmed living animals from a lineage once known from ancient fossils.