The stonefly has a uniqe way of breathing. It breathes through its giils on or behind each leg. It usually does not have gills on its abdomen. Eats A stonefly is a predator. It feeds on fungi and bacteria associated with leaf decay.
Some stoneflies are carnivors, and they are eaten by a variety of fish.
The stoneflies sometimes move in many numbers on the shores of moving waters, and uses its six legs to push through the water.