Uploaded December 2025 | Updated September 2026, 2 weeks ago

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Happy #TrilobiteTuesday! Melanie Hopkins, Curator in the Division of Paleontology at the American Museum of Natural History, explains how scientists can tell if some #trilobites are juveniles or just small adults. Hint: it has to do with the number of segments we can count in their bodies.
#trilobite #americanmuseumofnaturalhistory #ancientoceans #fossils