doubling world's rarest cat According to a 2015 census According to a 2015 census endangered 60 amur leopards left in the wild. doubling from only 30 in 2007 to 57 in 2015 world’s rarest cat Amur leopard cat population their population has doubled Amur Leopard, World's Rarest Cat, Doubles in Population world’s rarest cat WWF: Amur Leopard's Rarest Cat Doubles in Population hay unos 60 leopardos del Amur en libertad doubling from only 30 in 2007 to 57 in 2015 60 amur leopards left in the wild doubled in population