How did the evolution of a keeled sternum (breastbone) in some early dinosaurs potentially support more powerful flight muscles (even if they weren't flying)?

Mar 28, 2018 ... The earliest mammals entered the scene, and reptiles — including early dinosaurs — lived on Pangea, the name given to the giant landmass in ... Nov 14, 2023 ... Many Triassic dinosaurs lived during the Late Triassic Period, and the Procompsognathus is among those animals. Also, like many Triassic ... These early reptiles set the stage for the origin of dinosaurs and lived alongside the earliest dinosaurs throughout the Triassic Period. See Adam's ... 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 ... Nov 27, 2024 ... ... Triassic period (between 237 million and 201 million years ago). By ... Dinosaurs were able to better adapt to this shifting climate ... 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 ... Jul 11, 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 ... Nov 10, 2021 ... ... Triassic era, creating the conditions in which dinosaurs ... While dinosaurs had emerged in this time period, they were different ... Jun 16, 2015 ... Dinosaurs remained rare among the fossils from Ghost Ranch, accounting for less than 15% of vertebrate animal remains. They were outnumbered in ... Show the first dinosaurs with our fun model! Your students will enjoy learning about the dinosaurs and plants that lived in the Triassic Period (251-200 million ...