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Cynthia J. Lagueux, Karen A. Bjorndal, Alan B. Bolten, Cathi L. Campbell, Food Habits of Pseudemys concinna suwanniensis in a Florida Spring, Journal of Herpetology, Vol. 29, No. 1 (Mar., 1995), pp. 122-126
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Lagueux et al. (1995) studied this question.
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