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. 2023 Apr 12;9(15):eadg0834. doi: 10.1126/sciadv.adg0834

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Fig. 3. — (A) The Canyars bone presents a good state of preservation, apart from a few traces of root etching. (B) Vascular openings are filled with reddish-brown sediment, and their outlines are smoothed and rounded. (C and D) Some scraping marks are visible on the surface. Scale bar (top), 1 cm.