Bite marks on the frill of a juvenile Centrosaurus from the Late Cretaceous Dinosaur Provincial Park Formation, Alberta, Canada

Bite marks on a juvenile ceratopsian https://t.co/DNZ7Eetf5L @thePeerJさんから
Bite marks on the frill of a juvenile Centrosaurus from the Late Cretaceous Dinosaur Provincial Park Formation, Alberta, Canada https://t.co/SX07U5PiwW