All of them except birds. (Yes, they're technically theropod dinosaurs. Look it up!)
None. Dinosaurs went extinct before grass evolved.
One reason is that there were a lot of fossils in many layers of rock and then suddenly, there are a lot fewer. Also, there don't appear to be many dinosaurs alive today. So, they went extinct. Do you really mean "how" did the dinosaurs go extinct?
Yes, all dinosaurs are extinct. They all went extinct millions of years ago. The exact cause of why they all went extinct is debated by scientist and anthropologist.
They didn't evolve! They went extinct.
huayangosaurus went extinct in the K/T Mass Extinction in 65 million years ago with all Dinosaurs Went Extinct
Mesozoic era
Apes appeared way after the dinosaurs went extinct so NO.
Circumcision followed by castration. They had a big drive to stop criminals reproducing.
God of course
A pteranodon is a pterosaur, or a flying dinosaur. During the fall of the dinosaurs, all dinosaurs became extinct, including the pterosaurs.
dinosaurs are extinct not endangered
Umm sorry to break the news to you but dinosaurs went extinct along time ago