What does a mermaid look like?

Dugong, commonly known as mermaid, is a precious animal in the world, which is rarely seen by people.

Dugong's body is spindle-shaped, about 3 meters long and weighs 300-500 kilograms. There are sparse short fine body hairs all over the body. There is no obvious neck, the head is small, the upper lip is horseshoe-shaped, the snout has bristles, and the front end of the head is juxtaposed with two approximately circular breathing holes; There is no external auricle, and the ear hole is located behind the eye. There is no dorsal fin, and the flippers are oval. The caudal fin is wide, the left and right sides are flat and symmetrical, and the rear edge is forked and engraved. There are a pair of breasts under the flippers. The back is mainly dark gray, and the abdomen is slightly shallow.

Dugong is a marine herbivore. Its distribution is closely related to water temperature, ocean currents and algae as the main food. Most of them haunt seaweed about 20 meters away from the coast, sometimes they enter the estuary with the tide, and then return to the sea with the ebb tide after foraging, and rarely swim out to sea. Living in a family group with 2-3 heads, living at the bottom of the algae area with good concealment conditions, and regularly emerging to breathe. Often regarded as a "mermaid", it surfaced and left many beautiful legends for people.