Submitted by You_Smiled t3_yeivce in askscience
Omnizoom t1_iu2n0jh wrote
Reply to comment by DJBscout in How can the chicks breathe in their shell? by You_Smiled
Because water is a crappy source of oxygen compared to air , but if you were to breathe a oxygen rich fluid that can also absorb co2 then your body will be able to use it
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