Author: Thomson, J.D., Kearns, C.A.
Title: The Natural History of Bumblebees: A Sourcebook for Investigations
Description: University of Colorado 2001 xvi, 130, 16 page col plate section, text figs. . PB. Vg.. . [9780870816215]

Keywords: Bumblebees; Bombus; Psithyrus; Apoidea; Hymenoptera


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