Did you know that spinosaurus is the largest carnivorous dinosaur there ever was? Scientists think that the sail on his back was used for body temperature control. What do you think?

hello, my name is Corey, I am 9 and I love dinosaurs! my favorite dinosaur is spinosaurus. Did you know there is proof that the dinosaurs were killed by asteroids? There are two theories about whether or not dinosaurs are related to birds. The 1st theory is that dinosaurs evolved into birds and the 2nd theory is that dinosaurs and birds are distant cousins.