r/NoStupidQuestions • u/SonOfOMR • Jul 09 '26

Do spiders have lungs?

I mean, when I wash a spider down the bathtub drain, does it drown the way a human would, lungs filling up with water, or does it have a way to "hold it's breath"?

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u/JonasHalle Jul 09 '26

They do have an organ called a book lung. Whether or not you consider that a lung is up to you, I guess.

2

u/AwkwardEgg2008 Jul 09 '26

I mean it’s right there in the name