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#late cretaceous #K-Pg Extinction #chicxulub impactor #end of dinosaurs #tyrannosaurus rex #triceratops #mesozoic era #maastrichtian age

🦖🪨☄️💀

#hell creek formation #K-Pg Extinction #chicxulub impactor #dinosaur extinction #late cretaceous #tyrannosaurus rex #triceratops #end of mesozoic