Podcast:Mystery of Everything Published On: Mon Feb 12 2024 Description: Dinosaurs are a diverse group of reptiles of the clade Dinosauria. They first appeared during the Triassic period, between 243 and 233.23 million years ago, although the exact origin and timing of the evolution of dinosaurs is a subject of active research. Subscribe to our Patreon Follow us on Instagram Listen to our sister podcast: History of Everything Learn more about your ad choices. Visit megaphone.fm/adchoices