Dinosaur Antetonitrus Set the Stage for Sauropods

Do you wanna evolve a sauropod? The Triassic's the perfect time. Down on four legs instead of two, I'm telling you, these were dinos in their prime.

*ahem*

Sorry. Had to get that out of my system.

But the Triassic really was the time when those famous long-necked dinosaurs - the sauropods - initially evolved. Scrappy fossil finds have allowed paleontologists to draw back the origin of these prodigious plant-eaters to about 208 million years ago, a scant 8 million years before a mass extinction cleared the ecological decks for them to proliferate and grow into the famous Jurassic giants we adore.

Sauropods didn't pop out of ...

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