Tyrannosaurus teeth tell a violent story. 🦖🦷 Anthony Lindgren of @lindgren.fossils breaks down some incredible T. rex teeth from the Lance Formation—including one with serration bite marks likely from facial biting. These teeth can be analyzed under a microscope, comparing their serration patterns to known T. rex specimens. One of these teeth was violently broken from the jaw, possibly during combat. Another premaxillary tooth shows off beautifully preserved serrations and a partial root. Just

Trix the T. rex is one of the most complete and best-preserved Tyrannosaurus rex skeletons ever found. Discovered in 2013 in Montana (USA), Trix is about 30 years old at the time of death, making her one of the oldest known T. rex specimens. She is around 12.5 meters long and shows signs of injuries and disease, revealing a tough life in the Late Cretaceous. Trix is now on display at @naturalismuseum Biodiversity Center in Leiden, the Netherlands, where she draws thousands of visitors and plays