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submitted 3 weeks ago by [email protected] to c/[email protected]

30 comments fedilink hide all child comments

WHAT?!

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[–] [email protected] 3 points 3 weeks ago (1 children)

Holy crap. I'd heard of placoid scales but had no idea they were homologous to teeth. Thank you for sharing.

[–] [email protected] 3 points 3 weeks ago

It's just a cool piece of information that it's impossible not to share.