First of all there is no proof that mosasaurs existed so if they did exist, then no they would be dead due to change of water temperatures
Yes, of course the mosasaur was smart
Mosasaur fossils are fossils of the prehistoric sea monster called Mosasaurus.
pliosaur
mosasaur was a strict carnivor. there were accually no plant eating dinosaurs that lived in water.
Yes
still alive still alive still alive
It lived in Europe and north america.
T-Rex
YES! well and alive
no, he is still alive he is done being our president but he is still alive
Yes Gabriele Stilton is still alive Yes Gabriele Stilton is still alive Yes Gabriele Stilton is still alive
she is still alive right know she is very old