What Was Earth Like Before the Dinosaurs?

If all of Earth's history were squeezed into one day, the dinosaurs wouldn't show up until about a quarter to eleven at night. So what happened in the 23 hours before? 🌍 In this video we travel from the molten birth of Earth through the first microbes, the oxygen crisis, Snowball Earth, the first animals, the Age of Fishes, the giant coal forests with huge insects, and the Permian world of Dimetrodon, all the way to the Great Dying, the worst mass extinction in history, and how it cleared the way for the first dinosaurs. ⏱ CHAPTERS 0:00 Earth's history in one day 0:37 Earth is born 1:41 The oxygen crisis 3:06 The first animals 5:20 The Age of Fishes 6:35 The coal forests 7:51 The Permian 8:39 The Great Dying 9:51 The first dinosaurs 🔎 WHAT YOU'LL LEARN • How life began and why microbes ruled for billions of years • How oxygen changed the planet • What the strange first animals looked like • How fish crawled onto land • Why Dimetrodon is not a dinosaur • How the Great Dying set the stage for the dinosaurs 👉 WATCH NEXT T. Rex's Ancestors Were Covered in Feathers. So Why Wasn't T. Rex? Giganotosaurus Was Bigger Than T. Rex. So Why Doesn't Anyone Know Its Name? How Dogs Became Our Companions 🔔 Subscribe to Evolution's Blueprint for new videos on evolution, paleontology, and life's journey through deep time. ⚠️ Note: Dates, oxygen levels and extinction percentages are scientific estimates that vary between studies. Images are AI-generated illustrations and the narration is a synthetic voice. #Earth #Evolution #Dinosaurs #Paleontology #GreatDying #PrehistoricLife #Documentary #Science