It is the largest toothed whale in the world and one of the largest surviving predatory mammals. Known for its huge head and unique water spray holes, the head can account for one-third of the body length. Mainly living in the deep sea, feeding on squid and fish, especially giant squid. Distributed in tropical and temperate waters worldwide, typically active in waters deeper than 1000 meters. Large in size, adult individuals can grow up to 18 meters in length and weigh up to 50 tons. The social structure is complex, with intricate communication methods including various sounds and body language. Extremely strong diving ability, able to dive to depths below 2000 meters and search for food.