none because they never come up to the surface to breathe air and they dont have gills!
they breathe with gills
YES IT CAN BREATHE THROUGH BOTH lungs and gills
Lungs!!!!!!!!!!!!
yes but not through lungs they breathe through gills
Like all mammals, they breathe through their lungs, and do not have gills.
Birds breathe through their mouth/nose just like you and I.
i guess lungs and gills. gills at the earlier stage and lungs at the maturity.
No. It breathes through lungs.
No. Just lungs.
All mammals breathe with lungs.
No. Platypuses have lungs.
No. Toads breathe through their skin as well as through their lungs.