At first glance, the cuscus looks like a cross between a cat, a monkey, and a Furby. An herbivorous marsupial found in New Guinea, Australia, and the surrounding islands, it has sharp claws, a tail that wraps around branches, and forelimbs that look eerily like human hands. The babies are also unreasonably cute. “They like to wrap their tail around you and curl around,” says Shimona Kealy, a researcher at Australia National University who, as a Ph.D. student, once handled young cuscuses. “My supervisor was trying to take a photo,…