The Triassic Period was a time of great change. Bookended by extinctions ... One might think that because you had this big land mass joined up that the environment across it would be very similar,' ...

in which 70 per cent of species on land disappeared along with 95 per cent of those in the oceans. This not only marked the end of the Permian period and the start of the Triassic, it was such a ...

Learn about the time period that took place 251 to 199 million years ago. 3 min read The start of the Triassic period (and the Mesozoic era) was a desolate time in Earth's history. Something—a ...

Earth’s continents are constantly shifting. About 252 to 199 million years ago, all the continents were actually one huge “supercontinent” surrounded by one enormous ocean. Slowly, this ...

During this era, the land gradually split from one huge supercontinent into smaller ones. The associated changes in the climate and vegetation affected how dinosaurs evolved. All continents during the ...