Thursday, September 27, 2018

Duck billed dinosaur

Edmontosaurus, means "Lizard from Edmonton" is the largest hadrosaurs that lived in North America durig Late cretaceous period.Edmontosaurus is part of the Hadrosauridae, or duckbill family of dinosaurs, who are known for their amazing teeth - or as paleontologists call it, their "dental battery". On each side of the jaw are three rows of sixty or more perfectly interlocking teeth - that's 720 per mouth, compared to thirty-two in an adult human! Not only did Edmontosaurus have a lot of teeth, but when one fell out, another from inside its jaw would take its place! Teeth like these are called "evergrowing".This dinosaur is the first dinosaur that the fossil is mummified when it's discovered and revealing it's skin! Edmontosaurus could not outrun any of the meat-eaters and had to rely on outmaneuvering them - like a crafty football player - and traveling in large herds, where there was safety in numbers,plus it can swim becaused of the mummified fossil.

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