Fish breathe through gills. Water enters through the mouth and goes through the gills.When the water passes through the gills, oxygen is absorbed by the blood and carbon dioxide is released. Then, the water is removed through the operculum
Fish breathe through gills. Water enters through the mouth and goes through the gills.When the water passes through the gills, oxygen is absorbed by the blood and carbon dioxide is released. Then, the water is removed through the operculum