Trex was 40ft long, but it is not the biggest meat eating dionsaur
40 ft
Such aspects of dinosaur behavior are not known.
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?
No, TRex was Trianosaurus Rex, an extinct (fossil) dinosaur.
yes they did eat them after mating
yes
Trex because it would step on the sandwich without even noticing.