tunna can sometimes breathe through theire lungs
No. They breath using their lungs or with their lungs, but not "through" their lungs. They do however breath "through" their blowholes (to get the air in and out of their lungs).
They Breath through their lungs!
Fishy Breath!!
Fishy Breath!!
When you inhale, you breath in oxygen and your lungs get bigger.
Mammals breath using lungs.
Bats are mammals and breath using lungs.
they breath with lungs
You use your lungs to breath. Your heart pumps the blood round your body (including into and out of the lungs where gas exchange occurs when you breath).
Sea cows are mammals, and breath with lungs.
You have lungs because they help you breath in and out
breath in. breath out.