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Author

Michael Orr

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2 articles by this author

A review and updated classification of pollen gathering behavior in bees (Hymenoptera, Apoidea)

Zachary M. Portman, Michael C. Orr, Terry Griswold

Research Article

doi: 10.3897/jhr.71.32671

30-08-2019

Unique: 888 | Total: 1267

171-208

Reprint: € 11,20

Stiff upper lip: Labrum deformity and functionality in bees (Hymenoptera, Apoidea)

Michael Orr, Amber Tripodi

Research Article

doi: 10.3897/jhr.57.12510

30-06-2017

Unique: 1403 | Total: 2519

89-101

Reprint: € 4,80

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