The really fun thing about building a fully-poseable (or nearly so) Tyrannosaurus rex dinosaur is the ever-present opportunity to be silly.
Dinosaurs have a reputation as not very bright, so putting a T. rex into the pose of Rodin’s The Thinker is as natural as legs on a killer whale.
Umm… Anyway. I did it.
Here’s the T. rex again in a more conventional pose. Technically he’s a little skinny and his arms are too long, but if you’re going to quibble you can go and make your own. Part of Lego is doing what you can with what you have.
And here’s a nice little sequence I’m calling Professor Jackson’s Short-Lived Expedition To The Mesozoic: