Right whales are also known as humpback whales, black humpback whales, straight backed whales, Biscay whales, and beaked whales. It is a rare cold temperate baleen whale belonging to the family of right whales in the order of cetaceans. The body length is about 17 meters and the weight is 47-69 tons. The body color is blue black or black, the head length is about 1/4 of the body length, and it has a unique shaped keratin tumor, hence the name "beaked whale". Right whales are distributed in the South China Sea, East China Sea, Yellow Sea, Taiwan Sea, Pacific Ocean and other waters in China. They feed on planktonic crustaceans. Due to overfishing, the number of right whales is on the brink of extinction, estimated to be only 1000 in the North Pacific and around 1000 in the North Atlantic. They are now protected through international agreements