text: where did the tyrannosaurus rex live? my son is doing a project about tyrannosaurus rex and we need to know where it lived and what kind of settings did it live in cant believe ive just ran upstairs to look for my 7 yr olds dinosaur book!!! t rex late cretaceous - approx 70 million yrs ago - north america and asia-weight 8 ton -length 12 metres- cretaceous landscape in asia n.america was cool continents reached their present day position mountain ranges were formed were wet and dry seasons that changed to modern day seasons flowering plants appeared along with oak maple and beech trees (god hope you appreciate this!!snakes and mammals appear on land.maybe a good wee bit to put in it says in this book oct 1997 a female called "sue"!! as in skeleton not a real one was auctioned by sothebys of new york  found in soth dakota in 1990 the only complete skeleton ever found.she sold for 8million dollars!!!doesnt say who to !! hope this helps him a little.(you can tell im bored eh.xx