/u/BigGermanGuy's posts in /r/askscience

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Are there any species of life that have reverse sex organs, in that, a female has a "penis" that enters a "vagina" filled with sperm, that then travel into the "penis" to an awaiting egg? NSFW

2 upvotes

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Is there less pressure in an underwater cave vs outside it's entrance since the ground above is holding the weight?

1 upvotes

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Is there a machine that can oxygenate blood the way a dailysis machine cleans blood?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Are there any species of life that have reverse sex organs, in that, a female has a "penis" that enters a "vagina" filled with sperm, that then travel into the "penis" to an awaiting egg? NSFW	2
Is there less pressure in an underwater cave vs outside it's entrance since the ground above is holding the weight?	1
Is there a machine that can oxygenate blood the way a dailysis machine cleans blood?	1