Do I address a mis-sent crab flyer? Could we open some terrariums on the moon? What does "run of the mill" mean? How will people on Mars maintain their microbiome? Do snakes need to stretch? Is there a purpose to having music around ad breaks? Hank and John Green have answers!

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If you're in need of dubious advice, email us at hankandjohn@gmail.com.

Join us for monthly livestreams at patreon.com/dearhankandjohn.

Follow us on Twitter! twitter.com/dearhankandjohn

333: Crabulo.us 46:52 Share

Dear Hank & John

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333: Crabulo.us