When the new wave of LEGO Jurassic World sets came out, we couldn’t wait to get our hands on the dinosaurs. The children in us immediately began stomping them around and making roaring noises. Here at The Brothers Brick, we are not ashamed to say we get giddy while playing with toy dinosaurs. We’re also not ashamed to say we are serious nerds. After our dino-dueling escapades, we began to wonder how accurate they are to the real things. As far as scientists can hypothesize, that is. So we did some not-so-archaeological digging — after all, it’s palaeontologists who study dinosaurs, not archaeologists, as Andrew our Editor-in-Chief (and resident archaeology buff) likes to remind everybody!

As it turns out, there is a vast amount of knowledge that scientists have obtained from the fossils of these creatures. That being said, there is a lot of information that they still don’t know, as well as much heated debate on the truth about each one. The Jurassic Park and Jurassic World franchise has been both heavily criticized and applauded for its attempts at realism. But without getting too wrapped up in the debates, we’ll take a look at the best working knowledge of these dinosaurs. So put on your favorite leather vest or red bandana and paleontologist’s expedition hat, because away we go!

Read on to unlock the mysteries!