dangerous dinosaurs

Tyrannosaurus Tyrannosaurus, means "tyrant lizard", which comes from the Ancient Greek tyrannous, "tyrant", and sauros. Giganotosaurus Giganotosaurus lived in Argentina about 99.6 to 97 million years ago during the early Cenomanian age of the Late Cretaceous period. Spinosaurus Spinosaurus lived in North Africa about 112 to 97 million years ago during the lower Albian to…