It is a marine fish widely distributed in tropical and subtropical waters around the world. Named after its fast swimming speed, strong physique, and distinct yellow fins. Adult yellowfin tuna can grow up to 2 meters in length and weigh over 100 kilograms. The body is streamlined with well-developed muscles, making it very suitable for long-distance fast swimming. The skin is smooth, with colors ranging from dark blue to silver gray, and the abdomen is lighter with a metallic luster. It is a carnivorous fish that mainly feeds on small fish, crustaceans, and other marine organisms. Has strong hunting ability and can chase prey at extremely fast speeds.

It is a large oceanic shark belonging to the family Scombridae. Widely distributed in tropical and subtropical waters around the world, it usually lives in the surface to middle layers of the ocean. Known for its streamlined body and fast swimming ability, it can grow up to 4 meters in length and weigh up to 200 kilograms. The body color is usually dark gray or blue gray, with a lighter belly, which helps with camouflage underwater. It is a carnivorous animal that mainly feeds on fish, squid, and crustaceans. Having sharp senses, able to detect the position of prey through electrical induction. They usually move alone or in small groups, and sometimes engage in long-distance migrations in search of food or reproduction.