The Stella manatee is a member of the pangolin family in the order Manatees. Its body is huge, with a length of 600-1000 centimeters and a weight of 5000-6400 kilograms; The head is small, the front end is flat, the kiss is extended forward, the mouth is opened downwards, densely covered with mustaches, and there are no teeth; The eyes and ears are very small, without ear shells; The body is brownish gray, the skin is thick, hard, and solid, with many wrinkles; The sparse fur on the back often attracts shellfish parasites, which often attract seabirds to help clean these shellfish; The forelimbs are very short, resembling eels, with horseshoe shaped toe hooves remaining at the ends. It is distributed along the North Pacific coast.