Trex
Capitalize trex when you are using it as a proper noun, such as a specific thing or trademark.
Yes
trex
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.
no Only mammals nurse their young. T. rex was a reptile. (Although there's ample evidence to support the hypothesis that dinosaurs took care of their young, nursing is something a dinosaur could not do.)
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
yes.