How did the development of more robust ribs in the thoracic region of early dinosaurs protect their internal organs?

Jul 21, 2024 ... Ichthyosaurs, which dominated the Triassic period, had already begun their decline. Prehistoric fish were abundant, as were squids and sharks, ... Explore dinosaurs by: Dinosaurs in the Late Triassic (237 to 201 million years ago) 15 dinosaurs from the Late Triassic These incredible creatures dominated the planet through three major geological periods: the Triassic, Jurassic, and Cretaceous periods. Early dinosaurs in the ... Sep 11, 2022 ... Simple feathers probably existed in the early Triassic since pterosaurs seem to have them. The common ancestor of dinosaurs and pterosaurs would have lived in ... Oct 23, 2021 ... The Camposaurus is the most ancient neotheropod. This little guy's group is a fighter because the neotheropods were the only Triassic dinosaurs ... Jul 10, 2018 ... Giant dinosaurs lived on Earth much earlier than previously thought, according to a team of excavators in Argentina who discovered the remains of a 200-million ... Feb 9, 2002 ... The Triassic dinosaurs wore much smaller than those living in the successive periods of the Mesozoic. They were mostly slender and few reached a ... The northern forests at the beginning of the Triassic were ... See this National Park Service pdf on the Triassic dinosaurs and other animals of Petrified Forest ... We tend to think of dinosaurs as living in tropical rainforests, and for good reason — the Triassic and Jurassic periods in which they came to rule the ... Mar 22, 2010 ... ... dinosaurs' rise as the Triassic Period ended. Fossil and carbon ... Thanks to the climatic catastrophe, those early, small dinosaurs were ...