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Biology major McClaran Shirley ’22 was named a 2021-22 �Թ�����91 Science Scholar and received a scholarship from the Kenneth T. and Eileen L. Norris foundation to continue marine biology research. In this video, she describes her work with Assistant Professor of Biology Amber Stubler on a project entitled “Gastropods Utilizing the Cosman Shell Collection,” a study of ocean acidification on marine gastropods, or sea snails, that she began last year using �Թ�����91’s Cosman Shell Collection, remarkable not only for its size and international scope but for its detailed documentation.