Questions with the keyword 'breathe'

• so if we were once fish then why can’t we breath under water by russia to Davie, Gemma, James P, James V, Nuala Comments: (No comments so far )
• Why when i breathe out through my mouth it’s hot but through my nose it is cold? by bvbmonster to Davie, Gemma, James P, James V, Nuala Comments: (No comments so far )