The Sunda colugo, also known as the Sunda flying lemur, is a fascinating gliding mammal found in the rainforests of Southeast Asia, including Malaysia, Thailand, Indonesia, and Singapore. Despite its name, it’s not actually a lemur—and it doesn’t fly either. Instead, it glides gracefully between trees using a large membrane of skin called a patagium, which stretches from its neck to the tips of its fingers, toes, and tail, turning its body into a natural wingsuit. This incredible adaptation allo