Do you know what the most dangerous dinosaur in the world is?

Do you know what the most dangerous dinosaur in the world is? Tyrannosaurus rex is far more terrible than we thought, refresh our understanding! [Black Earth Diary] Hello, everyone, let's explore all kinds of unknown and mysterious things. The truth tells us that there are small partners who like human animals and cannot miss it. Oh, there is an animal world and the popularization of human science. Please pay attention to it. Praise and praise my only youtube account number. The others are fake / @heituriji Dinosaur# World's Most# Popular Science# Animal World