In 2017, Paola Nogales-Ascarrunz , a biologist and National Geographic Explorer working in Bolivia, received a call from a local wildlife sanctuary that had just been given what they described as “a weird cat.” It came from a local man who found it as a kitten on a road near a forest. The man took the animal home, believing it to be a domestic breed. But after about a year of living with the clearly wild animal, he realized it would be better off at a sanctuary. As the lead scientist and founder of the Bolivian Felids Research Program ( Programa de Investigación de Félidos Bolivia ), Nogales-Ascarrunz was intrigued. The animal had a small, scrunched-up face, short and round ears, and long whiskers. It was, indeed, too small to be a housecat, and, most notably, it was covered in leopard-like spots. So she went to visit the creature at the Senda Verde wildlife sanctuary on the subtropical flank of the Bolivian Andes. “I took a hundred pictures of it,” remembers Nogales-Ascarrunz.…