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Мумия динозавра (66 миллионов лет)

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Мумия динозавра (66 миллионов лет)

69 756 просмотров · 1 дн. назад
Main Characters
52,3 тыс. подписчиков
69 756 просмотров · 1 дн. назад
This 20-foot-long dinosaur was only about 2 years old when it died. Roughly 66 million years later, you can still see the shape of its skin, tiny scales, and the creases along its back. Watch the full episode with Paul Sereno:    • Inside the Dinosaur Lab of a Real-Life Ind...   Inside his fossil lab, paleontologist Paul Sereno shows us two Edmontosaurus mummies from Wyoming. The younger animal preserves a fleshy crest with no bone inside. The larger specimen reveals a row of spikes along its tail and hooves around its toes. Together, they help reconstruct parts of these animals that a skeleton alone would never show. Paul explains how a flash flood buried the dried carcasses and how bacteria helped attract clay particles onto their surfaces. The original tissue disappeared, leaving an extraordinarily thin clay replica of the skin. Some of these details are so delicate that rubbing them with a finger could erase them. We also explore what these fossils suggest about dinosaur skin, how reconstructions have changed, and why careful preparation can reveal features that earlier fossil hunters missed. PAUL’S LINKS: Instagram: @paulserenoofficial Website: https://paulsereno.uchicago.edu/ Fossil Lab: https://paulsereno.uchicago.edu/fossi... MAIN CHARACTERS LINKS: YouTube: @maincharacters Website: https://maincharacters.io Instagram: @maincharacters.io TikTok: @maincharacters.io OUTLINE: 0:00 - Dinosaur mummies, tiny scales, and a fleshy crest 3:46 - Excavating a giant Edmontosaurus and discovering its hooves 7:16 - Evidence of sudden burial by a flash flood 7:56 - How bacteria and clay preserved the skin’s details 9:49 - The fragile features fossil hunters nearly lost 10:58 - Comparing dinosaur skin and reconstructing their appearance #DinosaurMummy #Edmontosaurus #Dinosaurs #PaulSereno #Paleontology