You are what you eat, even if you’re a dinosaur.
University of Alberta scientists are learning more about the lives of the ancient lizards by studying their teeth to see how they used them — and what on.
“If we’re to fully understand how these animals were living, we need to understand what they were eating and how they were eating,” said Ryan Wilkinson, an undergraduate and co-author of a paper published Thursday in Current Biology.
Wilkinson and his colleagues studied scratches left by struggling prey on the teeth of three different raptors and read them like grooves on a record to determine how the dinosaurs tore into lunch. They then used techniques developed to test the strength of bridges
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