all the piranhas have gills ..they cant breath under water without gills ...it is like all the other fishes
Fish use gills to breathe underwater.
Fish have gills, that's what helps them breath underwater.
They can breathe underwater because they have gills. They also have fins so they can swim underwater without sinking.
A salamander has both lungs and gills to breathe underwater. I found a good site if you want to read more about them.
They can breathe underwater because they have gills. They also have fins so they can swim underwater without sinking.
Yes, you do need gills to breathe underwater. Gills process the water through them that makes the water allowed to go through the animal's body without drowning them. Gills are the only thing that keep the animals that live underwater, alive. they also don't make you breath the air in-you breath the oxygen in the water!
gills
Because they breathe through their gills.
The fishes have gills for breathing
Humans cannot breathe underwater unaided. It is impossible as we don't have gills. We have to use scuba equipment.
Their gills.
Yes Sharks have gills, they are five slits located just in front of their pectoral fins. Without Gills a shark would not be able to breathe underwater.