The astronauts breath as they have an oxygen tank which they keep attached with their space suit.
with there lungs.
how do birds breathe
All insects have spiracles. This is how they breathe because they do not have lungs like vertebrates do!
All mammals breathe with lungs.
That's right, cats breathe with their lungs, just as people do. All mammals use lungs to breathe.
Tarsiers are like all other vertebrates: they breathe oxygen.
Humans fit is description.
Yes. All dolphins breathe through lungs
All mammals can breathe with lungs.
All mammals have lungs with which to breathe.
All mammals Breathe with lungs, for a start.
According to my college biology professor, birds have the most efficient lungs of all LAND vertebrates.