The elusive Sundra colugo with its baby peeking out of its patagium. Colugos are arboreal gliding mammals that are native to Southeast Asia. Their closest evolutionary relatives are primates. There are just two living species of colugos: the Sunda flying lemur (Galeopterus variegatus) and the Philippine flying lemur. Despite being called "flying lemurs", the colugos do not fly and are not lemurs, although related. Instead, they glide as they leap among trees. They are the most capable gliders of