Rare museum specimen reveals new insights into how trilobites curled themselves into a ball

A team of evolutionary biologists at Harvard University's Museum of Comparative Zoology and Department of Organismic and Evolutionary Biology, has learned more about how trilobites curled themselves into a ball based on a rare find in the museum's collection. In their paper published in the journal Proceedings of the Royal Society B, the group describes how the unique specimen was found and how it was studied to learn more about its characteristics.