👉 The term "edaphosaurid" refers to a group of extinct birds that lived during the Late Cretaceous period, around 72 million years ago. The name "edaphosaurid" comes from the Greek word "edaphos," which means "flying bird." These birds were known for their unique flight capabilities and were characterized by their long beak-like wings, sharp teeth, and a distinctive crest on their head. The earliest known examples of edaphosaurids are