what animals are likely to go extinct?
['Vaquita. The vaquita is both the smallest and the most endangered marine mammal in the world.', "Amur Leopard. Unfortunately, Amur leopards are one of the world's most endangered big cats. ... ", 'Kakapo. ... ', 'Gharial. ... ', 'Tooth-billed pigeon. ... ', 'North Atlantic right whale. ... ', 'Saola. ... ', 'Sea turtles. ... ']