Yeah, the fundamental point doesn't really change based on which fossil fuel gets used. Just an interesting detail I did not know.
Poor things yeah... Initially I Googled cloaca to check if fish have them... and came accross this! 

https://en.wikipedia.org/wiki/Cloaca#/media/File:Turtle_Cloacal_Respiration.png …
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are these turtles breathing by doing underwater kegel exercises??
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Breathing through skin (butt or otherwise) is very cunning! No more suffocating or coughing!
Thanks. Twitter will use this to make your timeline better. UndoUndo
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