Has anyone just taken a shot at dinosaurs got wiped out because of genetic shortcomings, gestation time, (perhaps killing of their young (or anothers) for food??) and basic stupidity.
They were doing great, all those methane emissions produced global warming, global warming meant mor dinoasaurs, more methane, more warmth, more dinosaurs. Then, boom! The asteroid came and blowed it all up real good.
That’s where the Rockies came from. Dinosaur farts.