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Research

Publications: DR Madeleine Ostwald

Ostwald MM, Johnson MG, Youngblood A, Childress A, Seltmann KC ( 2026 ) . Realistic 3D morphology reshapes insect heat budgets . Scientific Reports vol. 16 , ( 1 )
Ostwald MM, Rivera LC, De La Cruz J, Seltmann KC ( 2026 ) . Humidity induces structural colour change and contributes to biogeographic colour variation in sweat bees . Biology Letters vol. 22 , ( 4 )
Bračić M, Ostwald MM, Bujan J ( 2026 ) . Social behavior and climate change: how rising temperatures shape insect societies . Current Opinion in Insect Science vol. 76 ,
Noori S, Hughes AC, Vasconcelos TNC, Ascher JS, Miller JT, Gaugel SM, Ostwald MM, Dorey JB et al. ( 2026 ) . A curated and integrated dataset for exploring global bee-plant interactions . Scientific Data vol. 13 , ( 1 )
Ostwald MM, Smith C, Allen J, Buetow A, Manner AR, Guralnick R, Goldsmith C, Seltmann KC ( 2025 ) . Leveraging Community Science to Measure Bee Body Size From Museum Specimens . Ecology and Evolution vol. 15 , ( 6 )
Ostwald MM, Chen K, Alexander N, Ding L, Gonzalez VH, Seltmann KC ( 2025 ) . Climate explains global functional trait variation in bees . Functional Ecology vol. 39 , ( 7 ) 1748 - 1760 .
Ostwald MM, Gonzalez VH, Chang C, Vitale N, Lucia M, Seltmann KC ( 2024 ) . Toward a Functional Trait Approach to Bee Ecology . Ecology and Evolution vol. 14 , ( 10 )
Ostwald MM, Sullivan K, Stratton L, Rickard A, Seltmann KC ( 2024 ) . Invertebrate-biased diet of burrowing owls in a newly-restored coastal grassland . Nature Conservation vol. 56 , 151 - 159 .
Ostwald MM, da Silva CRB, Seltmann KC ( 2024 ) . How does climate change impact social bees and bee sociality? . Journal of Animal Ecology vol. 93 , ( 11 ) 1610 - 1621 .
Ostwald MM, Venegas VA, Seltmann KC ( 2024 ) . Social conditions facilitate water conservation in a solitary bee . Journal of Insect Science vol. 24 , ( 1 )
Goffinet AJ, Darragh K, Saleh N, Ostwald MM, Buchmann SL, Ramirez SR ( 2023 ) . Individual Variation in Male Pheromone Production in Xylocopa sonorina Correlates with size and Gland Color . Journal of Chemical Ecology vol. 50 , ( 1-2 ) 1 - 10 .
Ostwald MM, Thrift CN, Seltmann KC ( 2023 ) . Phenotypic divergence in an island bee population: Applying geometric morphometrics to discriminate population‐level variation in wing venation . Ecology and Evolution vol. 13 , ( 5 )
Ostwald MM, Tretter S, Buellesbach J, Calixto JM, Fewell JH, Gadau J, Baudier KM ( 2023 ) . Body mass and cuticular hydrocarbon profiles, but not queen number, underlie worker desiccation resistance in a facultatively polygynous harvester ant (Pogonomyrmex californicus) . Journal of Comparative Physiology B vol. 193 , ( 3 ) 261 - 269 .
Ostwald M, Thrift C, Seltmann K ( 2023 ) . Phenotypic divergence in an island bee population: Applying geometric morphometrics to discriminate population-level variation in wing venation .
Handy MY, Sbardellati DL, Yu M, Saleh NW, Ostwald MM, Vannette RL ( 2022 ) . Incipiently social carpenter bees (Xylocopa) host distinctive gut bacterial communities and display geographical structure as revealed by full‐length PacBio 16S rRNA sequencing . Molecular Ecology vol. 32 , ( 6 ) 1530 - 1543 .
Ostwald MM, Alba-Tercedor J, Minckley RL, Buchmann SL ( 2022 ) . Three-dimensional morphology of the hypertrophied sex pheromone gland in a lek-mating carpenter bee (Xylocopa sonorina) revealed by micro computed tomography and scanning electron microscopy . Apidologie vol. 53 , ( 5 )
Baudier KM, Ostwald MM, Haney BR, Calixto JM, Cossio FJ, Fewell JH ( 2022 ) . Social Factors in Heat Survival: Multiqueen Desert Ant Colonies Have Higher and More Uniform Heat Tolerance . Ecological and Evolutionary Physiology vol. 95 , ( 5 ) 379 - 389 .
Ostwald MM, Fox TP, Hillery WS, Shaffer Z, Harrison JF, Fewell JH ( 2022 ) . Group-living carpenter bees conserve heat and body mass better than solitary individuals in winter . Animal Behaviour vol. 189 , 59 - 67 .
Ostwald MM, Haney BR, Fewell JH ( 2022 ) . Ecological Drivers of Non-kin Cooperation in the Hymenoptera . Frontiers in Ecology and Evolution vol. 10 ,
Ostwald MM, Dahan RA, Shaffer Z, Fewell JH ( 2021 ) . Fluid Nest Membership Drives Variable Relatedness in Groups of a Facultatively Social Bee . Frontiers in Ecology and Evolution vol. 9 ,
Ostwald MM, Fox TP, Harrison JF, Fewell JH ( 2021 ) . Social consequences of energetically costly nest construction in a facultatively social bee . Proceedings of the Royal Society B vol. 288 , ( 1949 )
Ostwald MM, Guo X, Wong T, Malaekeh A, Harrison JF, Fewell JH ( 2021 ) . Cooperation among unrelated ant queens provides persistent growth and survival benefits during colony ontogeny . Scientific Reports vol. 11 , ( 1 )
Baudier KM, Bennett MM, Ostwald MM, Hart S, Pavlic TP, Fewell JH ( 2020 ) . Age-based changes in kairomone response mediate task partitioning in stingless bee soldiers (Tetragonisca angustula) . Behavioral Ecology and Sociobiology vol. 74 , ( 10 )
Ostwald MM, Lyman BR, Shaffer Z, Fewell JH ( 2020 ) . Temporal and spatial dynamics of carpenter bee sociality revealed by CT imaging . Insectes Sociaux vol. 67 , ( 2 ) 203 - 212 .
Ostwald MM, Shaffer Z, Pratt SC, Fewell JH ( 2019 ) . Multimodal cues facilitate nest recognition in carpenter bee aggregations . Animal Behaviour vol. 155 , 45 - 51 .
Baudier KM, Ostwald MM, Grüter C, Segers FHID, Roubik DW, Pavlic TP, Pratt SC, Fewell JH ( 2019 ) . Changing of the guard: mixed specialization and flexibility in nest defense (Tetragonisca angustula) . Behavioral Ecology vol. 30 , ( 4 ) 1041 - 1049 .
Ostwald MM, Ruzi SA, Baudier KM ( 2018 ) . Ambush Predation of Stingless Bees (Tetragonisca angustula) by the Solitary-Foraging Ant Ectatomma tuberculatum . Journal of Insect Behavior vol. 31 , ( 5 ) 503 - 509 .
Smith ML, Ostwald MM, Seeley TD ( 2016 ) . Honey bee sociometry: tracking honey bee colonies and their nest contents from colony founding until death . Insectes Sociaux vol. 63 , ( 4 ) 553 - 563 .
Ostwald MM, Smith ML, Seeley TD ( 2016 ) . The behavioral regulation of thirst, water collection and water storage in honey bee colonies . Journal of Experimental Biology vol. 219 , ( 14 ) 2156 - 2165 .
Smith ML, Ostwald MM, Seeley TD ( 2015 ) . Adaptive tuning of an extended phenotype: honeybees seasonally shift their honey storage to optimize male production . Animal Behaviour vol. 103 , 29 - 33 .
Smith ML, Ostwald MM, Loftus JC, Seeley TD ( 2014 ) . A critical number of workers in a honeybee colony triggers investment in reproduction . The Science of Nature vol. 101 , ( 10 ) 783 - 790 .
Goffinet AJ, Darragh K, Saleh N, Ostwald MM, Buchmann SL, Ramirez SR . Individual variation in male pheromone production in carpenter bees correlates with size and sexual maturity .