ivanafterall comments on Ancient sharks are older than Saturn’s rings

submitted 6 months ago by SpaceFacts@lemmy.world to c/science@lemmy.world

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[–] ivanafterall@lemmy.world 4 points 6 months ago (1 child)

I read just yesterday in another comment here that the Appalachian Mountains are older than sharks.

[–] Buddahriffic@lemmy.world 2 points 6 months ago

Sharks showed up in the fossil record at about the same time the Appalachian mountains stopped their mountain building activity, 450 mya.

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