Whether T. rex and other predatory dinosaurs had lips

Paleontologists investigate whether T. rex and other predatory #dinosaurs had lips like lizards, or protruding teeth like crocodiles (though as the article notes, pop culture has latched onto the latter).

https://wapo.st/3zlDnNK
(gifted article link)

A T. rex skull with three artists' renderings of what its head might have looked like in life: One with its upper teeth protruding over its lower jaw, one with its teeth completely covered, and finally one showing the second version roaring, showing the teeth inside its mouth.

@science

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@science Oh cool, at least one of the paper’s authors is on the fediverse and has posted an infographic on the analysis:

On Wandering.shop