Dino Lips!

Tyrannosaurus Rex

…In most cases, the dinosaurs would have needed lips to protect their teeth, as the majority of them weren't water dwelling creatures. They would have had scaly lips, just like reptiles such as the monitor lizard.

“It’s also important to remember that teeth would have been partially covered by gums. If we look at where the enamel stops, we can see that a substantial portion of the teeth would be hidden in the gums. The teeth would have appeared much smaller on a living animal." Reisz concluded: “In popular culture, we imagine dinosaurs as more ferocious-looking, but that is not the case.”…