T. rex may have had lips like a modern lizard's

Dinosaurs like Tyrannosaurus have long been portrayed as lipless, but new research suggests this wasn’t so.

T. Rex Had Lizard-like Lips That Covered Its Teeth - WSJ

Tyrannosauridae - Wikipedia

Defining a dinosaur is now far harder

T. rex had lips, new study suggests, Science

Dinosaurs may have had lips that hid teeth, research suggests

What is the pink thingy on the edge of theropods' mouths, and what is its purpose? - Quora

T. rex may have had lips like a modern lizard's, dino t rex

Auburn University professor's research indicates T. rex, Velociraptor dinosaurs had lips - Alabama News Center

Pucker up? B.C. scientist says T. rex had lips - Rossland News

Did dinosaurs have lips? Ask this University of Toronto paleontologist

Predatory dinosaurs such as T. rex sported lizard-like lips, suggests study

New research finds T. rex had scaly lips