The most domineering crab in the world is the giant crayfish.

This crab was once rumored to be a killer crab. In fact, it is just a plate of delicious seafood in front of human beings. But other fish, in its view, are also delicious meals, even sharks and giant crabs dare to bite.

Introduction of Giant Crab

Giant Crab is the largest crustacean in existence, and it is also the only species of the genus Giant Crab in the family Arachnidae of Decapoda. The body is dark orange, with ten long limbs and white spots on it. The first two limbs develop into chelates. Living in the muddy seabed with a depth of 511-1,111m and an average temperature of 11-15 degrees Celsius in the Pacific Ocean from Iwate Prefecture to the northeast corner of Taiwan Province, China.

The giant crab weighs 1.6-21 kg, with an average length of 3 meters, and the opening span of double claws can reach 4.2 meters. There are extremely sensitive earthquake-sensitive organs in the body, which can distinguish moving objects on the sea surface, and this crab is extremely flexible and agile in water. Giant Crab is spindle-shaped with sharp ends, and 11 crab claws are long and sharp, especially those Gang Qian-like claws, all of which can cover the range of 3 meters in diameter.

The giant crab belongs to the suborder Anura. Although it is also called crab, it is different from the real crabs in the suborder Anura. The crab's body is divided into head, chest and abdomen. The back of the head and chest is covered with the head and chest armor, with the 1 th and 2 nd pairs of antennae in the center of the forehead and the compound eye with handle on the outside. The mouthparts include 1 pairs of big jaws, 2 pairs of small jaws and 3 pairs of jaw feet. There are five pairs of chest feet on both sides of the head breastplate.