Did some dinosaurs survive extinction?

What modern animals are relatives to the dinosaurs? Which animals are even older than dinosaurs? What critter survived two mass extinctions? For free home activities sign-up at www.WhoSmarted.com See omnystudio.com/listener for privacy information. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.