How to pronounce“trias”in English

the Triassic period transitions into the Jurassic period. And there's a reason why the book, the film, is Jurassic Park, or the new ones that I work on are Jurassic World. And that's because

late in the Triassic period and then early in the Jurassic period. And we see the first fossils of true dinosaurs about 230 million years ago, the first fossils of true mammals are their closest

at the end of the Triassic period, once again, another mass extinction, and this was caused by the breakup of the supercontinent. And you can see the legacy of that South America and Africa look

So let's talk about the end Triassic mass extinction.

They did not find it for the end Triassic, or the end Permian, or the late Devonian, or the end Ordovician.

would have been Pangaea in lava at the end of the Triassic.

they lived. And so really the Triassic period, for many tens of millions of years, yes, dinosaurs were there. Yes, dinosaurs were diversifying, but they were really second-rate characters,

the Great Dying, the Permian Triassic, where the interpretation of this is you see carbon isotopes get really light in the rock record, which is indicative,

relatives around the same time. But if we look from the Triassic onwards, from that moment that the first mammals and dinosaurs entered the scene, dinosaurs and mammals would be living

So the other ones are 200 million years-- 201 million years ago, the end Triassic mass extinction, about 80% of species went out.

And so this was originally thought to be the culprit of the end Cretaceous-- or the end Triassic, 201 million years ago.

I think it's the Swiss and Austrian Alps are largely made out of these coral reefs from the end of the Triassic.

And when geologists dated it, it dated exactly to the time of the end Triassic mass extinction.

And that's true. Life was happy in the Triassic and the Eocene.

the true dinosaurs. And the first true dinosaurs, we find their fossils about 230 million years ago in the Triassic period. And really, they're just distinguished by a few changes in the pelvis and

heads that headbutt at each other. Those are all ornithischian dinosaurs. So as you can see, there's this great diversity of dinosaurs that was starting to establish itself in the Triassic

Things like hair, for instance, goes way back even before true mammals to some of our antecedents living in the Permian period and in the early part of the Triassic period. But what we see a

actually being bipedal, long predates flying. Early dinosaurs became bipedal. Some of the first dinosaurs living on Pangea back in the Triassic period started walking only on their hind legs.