Millions of years ago in the Cretaceous period, the mighty Tyrannosaurus rex--with its dagger-like teeth for tearing its prey to ribbons--was undoubtedly the fiercest carnivore to roam the Earth. Ye……続きを見る
They are so cool. They are so huge. Everybody loves them.
They’re friendly like Barney, they’re killers like Godzilla, they’re science, and they’re educational.
People want to ride them. People want……続きを見る
