1. Dugong: a marine mammal belonging to the genus Dugong of the family Dugongdae of Mammalian Manatee.
2. The snout of dugongs bends downward, and the front end becomes a snout plate, with short and dense bristles. The nose is located on the back of the kiss and has a flap. The tailgate is horizontal, with a notch in the center of the trailing edge. Crushed fins without nails. No nasal bone; The anterior part of the mandible was significantly enlarged and sharply curved, and the mandibular commissure was correspondingly prolonged and sharply curved. There are 3 premolars and 3 molars on both sides of the upper and lower jaw.
3. Dugongs are herbivores, slow in movement, docile, poor in vision, sensitive in hearing, and lethargic on weekdays. After a full meal, in addition to taking a breath from time to time, it likes to dive into the seabed 30~40 meters deep, waiting for opportunities on rocks and reefs, and never goes far from the coast to the deep sea. There are certain requirements for sea water temperature, the water temperature is not less than 15, and the cold sea is not allowed.
4. Dugongs like to live in groups. There are 2-3 dugongs in a family. Although they often act alone, a small group of about 6 heads will form, sometimes hundreds or more. They live at the bottom of the seaweed area with good hiding conditions and regularly surface to breathe. He is shy by nature and will run away immediately if he is a little scared. It is mainly distributed in the Western Pacific Ocean and the Indian Ocean. It likes the sea areas with good water quality and rich aquatic plants, and regularly emerges from the sea for air exchange. Female dugongs are often mistaken for "mermaids" because they have the habit of breast-feeding their young on water. Due to the hunting of dugongs, the number of dugongs is extremely rare.
