Tooth in the Neck: Evidence of a Fatal Cretaceous Ocean Duel
Paleontologists describe a four-meter Polycotylus fossil from Alabama with a large Xiphactinus tooth embedded in its neck. CT scans and 3D modeling by UT undergraduates revealed a violent, likely fatal encounter in the Cretaceous Western Interior Seaway, highlighting how even top marine predators faced deadly dangers in ancient oceans.