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RE: How Did Hadrosaurs Survive?
Tim Donovan wrote:
> New species, including predators, are said to evolve in isolation, then
Allopatry is one possible hypothesis. It's not the only one.
>The advent of Tyrannosaurus apparently resulted in the extinction of
> various Edmontonian taxa least able to fight it or evade it e.g.
> Euoplocephalus, which was replaced by a larger Lancian defender.
I'd like to see your evidence that proves, beyond all doubt, that
_Tyrannosaurus_ evolved in Asia, not in North America.