Having several layers of gills on the fish helps to increase the breathing rate of the fish.
two layers of gills on each side
16
A fish has nine layers of gills and the gills are also jagged ! But......do u all know why ???
There are several species of fish that are commonly called "cod". They all have a caudal (tail) fin.
Fish Use Gills Instead of lungs. Gills Help fish to Breath. Fish Use Gills Instead of lungs. Gills Help fish to Breath.
There are several features of fish; specifically, they have gills, scales, fins, are water-dwelling, and they are cold-blooded
all fish have gills
yes all fish have gills.
gills.
gills
gills
All fish have gills. Their gills are like lungs. And if they didn't have gills they would die.