Tyrannosaurus rex, life-like model Compsognathus Its rounded skull was up

Its rounded skull was up to 10 inches thick

Megalodon had 46 front row teeth

Location: Mongolia Age: Late Cretaceous

8---trilobite single---devonian

Tyrannosaurus rex, life-like model Compsognathus Its rounded skull was upTyrannosaurus rex is probably the most recognizable dinosaurs in the world. It was one of the largest land carnivores of all time; the largest complete specimen, located at the Field Museum of Natural History and known colloquially as FMNH PR2081 and nicknamed "Sue", measured 12. 3 meters (40 feet) long, and was 4 meters (13 feet) tall at the hips. Mass estimates have varied widely over the years, from more than 7. 9 tons to less than 5 tons, with