Seals are a collective term for the family of seals in the order Cypriniformes. The body is obese and round, with a spindle shaped body and limbs that have become fin shaped; Head nearly circular; Big and round eyes; No external ear canal; Kiss short and wide; The upper lip tendrils are long, thick, and hard, resembling beads. Female seals can live up to 30 years, while male seals have a lifespan of less than 20 years. Almost all over the world, mainly distributed in the Arctic Ocean, Atlantic Ocean, and Pacific Ocean. Distributed in coastal areas of China. Has a habit of living in groups and will lie on rocks or beaches by the sea to rest. The food range is very wide, including various fish and crustaceans, as well as penguins.