Divergent rules for pollen and nectar foraging bumblebees--a laboratory study with artificial flowers offering diluted nectar substitute and pollen surrogate. by Sabine Konzmann, Klaus Lunau

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Comparative bioacoustical studies on flight and buzzing of neotropical bees by Andreas Burkart, Klaus Lunau, Clemens Schlindwein

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Raising the sugar content--orchid bees overcome the constraints of suction feeding through manipulation of nectar and pollen provisions. by Tamara Pokorny, Klaus Lunau, Thomas Eltz

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To be on the safe site - Ungroomed spots on the bee's body and their importance for pollination. by Laura Koch, Klaus Lunau, Petra Wester

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Conical flower cells reduce surface gloss and improve colour signal integrity for free-flying bumblebees by Sakkia Wilmsen, Adrian G Dyer, Klaus Lunau

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Gloss, colour and grip: multifunctional epidermal cell shapes in bee- and bird-pollinated flowers. by Sarah Papiorek, Robert R Junker, Klaus Lunau

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False-colour photography: a novel digital approach to visualize the bee view of flowers by Christian Verhoeven, Zong-Xin Ren, Klaus Lunau

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A Matter of Contrast: Yellow Flower Colour Constrains Style Length in Crocus species. by Klaus Lunau, Sabine Konzmann, Jessica Bossems, Doerte Harpke

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Pollinator‐mediated plant coexistence requires high levels of pollinator specialization by Bethanne Bruninga‐Socolar, Jacob B. Socolar, Sabine Konzmann, Klaus Lunau

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Spectral purity, intensity and dominant wavelength: Disparate colour preferences of two Brazilian stingless bee species. by Sebastian Koethe, Sarah Banysch, Isabel Alves-Dos-Santos, Klaus Lunau

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Pollenkitt is associated with the collectability of Malvoideae pollen for corbiculate bees by Sabine Konzmann, Mona Neunkirchen, Dagmar Voigt, Christoph Neinhuis, Klaus Lunau

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Limitations of learning in the proboscis reflex of the flower visiting syrphid fly Eristalis tenax. by Klaus Lunau, Lina An, Miriam Donda, Michele Hohmann, Leonie Sermon, Vanessa Stegmanns

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High innate preference of black substrate in the chive gnat, Bradysia odoriphaga (Diptera: Sciaridae). by Lina An, Xiaofan Yang, Klaus Lunau, Fan Fan, Mengyao Li, Guoshu Wei

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Visibility and attractiveness of Fritillaria (Liliaceae) flowers to potential pollinators by Katarzyna Roguz, Laurence Hill, Sebastian Koethe, Klaus Lunau, Agata Roguz, Marcin Zych

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A Comparative Study of Food Source Selection in Stingless Bees and Honeybees: Scent Marks, Location, or Color by Sebastian Koethe, Vivian Fischbach, Sarah Banysch, Lara Reinartz, Michael Hrncir, Michael Hrncir, Klaus Lunau

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Flies and Flowers II: Floral Attractants and Rewards by Thomas S. Woodcock, Brendon M.H. Larson, Peter G. Kevan, David W. Inouye, Klaus Lunau

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Flower Color Evolution and the Evidence of Pollinator-Mediated Selection by Judith Trunschke, Klaus Lunau, Graham H. Pyke, Graham H. Pyke, Zong-Xin Ren, Hong Wang

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