π€― Verified Fact Β· Dinosaurs
Wacky WorldDinosaurs & Fossils
Sharks appeared more than 400 million years ago, before the first true trees evolved around 385 million years ago.
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Wacky WorldDinosaurs & Fossils
Sharks appeared more than 400 million years ago, before the first true trees evolved around 385 million years ago.
Bones are stronger than steel of the same weight.
Weight for weight, bone is remarkably strong, especially under compression, because of its mix of collagen and mineral.