Tyrannosaurus rex got an upgrade in 2024 when a computer modeling study estimated that these dinosaurs may have been up to 70 percent heavier than we’d previously estimated based on the fossil record. It effectively supersized a predator that was already thought to be pretty damn big, highlighting how much food such a large animal would have needed to reach that size. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

There was plenty to sink your teeth into in the time of T. rex . They’re thought to have been active predators capable of stalking or ambushing prey, and ate whatever they could get – Triceratops , Edmontosaurus , and even other tyrannosaurs. Fossilized stomach contents have revealed T. rex ate a lot of babie

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