in mexico , lives an animal found nowhere else on earth . named vaquita about 200 remain . few people have ever seen them .extinction is near .we need to save them before they are gone forever . The vaquita (Phocoena sinus), also known as the Gulf of California harbor porpoise, is the smallest and rarest of the cetaceans - which include whales, dolphins, and porpoises. The vaquita has a gray body with a pale gray or white belly and a dark patch around its eye. They are very rarely seen in the wild.