this post was submitted on 01 Mar 2024
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aww

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[–] [email protected] 42 points 5 months ago (13 children)
[–] [email protected] 71 points 5 months ago (12 children)

So those are penises…

A stingray's sex can be determined fairly easily based on the presence or absence of claspers, two "penises" connected to the inside of the pelvic fins of male rays. They are usually about the size of your pinky finger on mature specimens and are rolled up into hollow tubes.

http://www.raylady.com/Potamotrygon/Physiology.html

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