The little chicken will ask you where are the gills of your crab? The gills are on both sides of the body. The crab is a crustacean widely distributed in oceans and fresh water. The gills are distributed in specific locations on both sides of the body. They can help the crab breathe and maintain the normal life activities of the crab. They are an important part of the crab's body. One of the organs.
Answer: Both sides of the body
The crab sucks in fresh water from the back of the body, and the dissolved oxygen in the water enters the blood in the capillaries of the gills, and then spits it out from both sides of the body.