👉 Saurians are a group of extinct mammals that lived during the late Cretaceous period, approximately 68 to 65 million years ago. They were part of a group known as the "carnivora" family, which included mammoths, mastodons, and other large herbivorous mammals. Saurians had a short lifespan compared to their larger predators like horses or elephants, with only a few surviving until around 65 million years ago. Their bodies