Question

where goes the dinosaur and why​

Answer 1

Answer:

The upshot: The earliest dinosaurs originated and diverged in what is now South America before trekking across the globe more than 220 million years ago when the continents were assembled into one gargantuan landmass called Pangea.

What exactly happened to the dinosaurs?

Dinosaurs roamed the earth for 160 million years until their sudden demise some 65.5 million years ago, in an event now known as the Cretaceous-Tertiary, or K-T, extinction event. ... Some scientists believed a great plague decimated the dinosaur population and then spread to the animals that feasted on their carcasses