https://www.nhm.ac.uk/discover/the-triassic-period-the-rise-of-the-dinosaurs.html
The Triassic Period: the rise of the dinosaurs | Natural History Museum
The Triassic was the first period of the Mesozoic Era. Discover what animals lived in the Triassic Period, which were the first dinosaurs and what prehistoric...
natural history museumtriassic periodrisedinosaurs