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A gray Gryposaurus lower jaw (mandible) sits on tan sandbags. Along the bottom of the jaw, near the center, two short scratches cut through the jaw. An orange sign below the jaw reads, "Gryposaurus monumentensis lower jaw with bite marks (~76 million years old)."

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A gray Gryposaurus lower jaw (mandible) sits on tan sandbags. Along the bottom of the jaw, near the center, two short scratches cut through the jaw. An orange sign below the jaw reads, "Gryposaurus monumentensis lower jaw with bite marks (~76 million years old)."
https://cdn.masto.host/sauropodswin/media_attachments/files/112/615/223/641/765/048/original/647d79989d6e23f6.jpg

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H. Pettijohn (punkpaleo@sauropods.win)'s status on Saturday, 19-Oct-2024 01:33:22 JST H. Pettijohn

Happy #FossilFriday, check out some bite marks on these Gryposaurus fossils! Scavengers would have left behind these tooth marks as they consumed these animals, most likely post-mortem. (1/2)
#paleontology #dinosaur #science

In conversation about a month ago from sauropods.win permalink