on land , frogs breathe with the help of lungs , and in water , with the help of gills.
the answer is breathe.
its used in an oxygen tank because it can help us breathe under water
they breathe through their lungs
They help us breathe while we help them live.
because it helps us t o breathe
You breathe out less water and therefore don't breathe out any steam with water in it. This means you are conserving water.
yes they help us breathe
cuz its what u need to breathe
your lungs!
take them out of water,
alveoli