i remember when, it was a controversy.

Birds are therapod descendents:

https://en.wikipedia.org/wiki/Theropoda

also,not quite a dinosaur, but not a lizard, the lizard like reptiles, Rhyncocephalians, weathered it along with the birds.

https://en.wikipedia.org/wiki/Rhynchocephalia

https://en.wikipedia.org/wiki/Tuatara