Yes, much paleontological evidence suggests that Tyrannosaurus Rex did exist. Basically, people have dug up skeletons and things like that that are all the same, or much the same size, and that's the remains of the dinosaur that we call T. Rex.
no gigantosaurus is the king
Because there was a mass extinction and most living organisms died
Trex
Capitalize trex when you are using it as a proper noun, such as a specific thing or trademark.
trex
Yes
is trex decking safe for dogs?
Trex was 40ft long, but it is not the biggest meat eating dionsaur
No, TRex was Trianosaurus Rex, an extinct (fossil) dinosaur.
yes they did eat them after mating
Trex because it would step on the sandwich without even noticing.
no one named trex it is just a shorter way of saying tyrannosaurus rex