Publications
Gegear, RJ. 2021. Exploring the Role of Cognition in the Annual Fall Migration of the Monarch Butterfly (Danaus plexippus). Insects 12: 760. https://doi.org/10.3390/
Reilly, DK., McGlame, E., Vandewyer, E., Robidoux, AN., Muirhead, CS., Northcott, HT., Joyce, W., Alkema, MJ, Gegear, RJ., Beets, I., and J. Srinivasan. 2021. Distinct neuropeptide-receptor modules regulate a sex-specific behavioral response to a pheromone. Communications Biology 4:1018.
Ryder EF, Ruiz C, Weaver S, Gegear RJ. 2021. Bridging biology and computer science to engage high school students in solving real-world problems. Proceedings of the 6th International STEM in Education Conference (STEM 2021). University of British Columbia, Vancouver, Canada, July 5-9. University of British Columbia. https://dx.doi.org/10.14288/1.0402129
Gegear, RJ, Heath, KN, Ryder, EF. Modeling scale up of anthropogenic impacts from individual pollinator behavior to pollination systems. Conservation Biology. 2021;1–11. https://doi.org/10.1002/cobi.13754.
Burdon RCF, Raguso R, Gegear RJ, Scofield D, Kessler A, Pierce E, and AL Parachnowitsch. 2020. Scented nectar and the challenge of measuring honest signals in pollination. Journal of Ecology108:2132–2144.
Ryder EF, Ruiz C, Weaver S, Gegear RJ (2020). A Team Science approach to developing high school curriculum that integrates biology and computer science. 2020 SciTS Conference, June 1-4, 2020 (peer reviewed conference paper).
Ryder EF, Ruiz C, Weaver S, and Gegear RJ. 2020. Choosing your own adventure: Engaging the new learning society through integrative curriculum design. Proceedings of the MIT LINC (Learning International Networks Consortium) Conference. In EPiC Series in Education Science 3, 88-199. DOI10.29007/567f (peer-reviewed conference paper)
Gill K, Heath K, Chuke S, Haider C, Gegear RJ, Ryder EF and Wyglinski. 2020. Bumblebee-Inspired C-V2X Dynamic Spectrum Access Testbed Using Open Air Interface. 2020 IEEE 91st Vehicular Technology Conference (peer-reviewed conference paper). IEEE Transactions on Vehicular Technology.
Regan I, Alkurdi D, Paisarnsrisomsuk S, Ruiz C, Ryder EF, and Gegear RJ. 2019. Investigating the Efficacy of Data Mining Techniques for Crowdsourced Biological Datasets (peer-reviewed conference paper). 2019 IEEE MIT Undergraduate Research Technology Conference (URTC). Cambridge, Massachusetts.
Mobley, M.W., and R.J. Gegear. 2018. Once size does not fit all: Sex and caste differences in the response of bumblebees to chronic neonicotinoid exposure. PLOS ONE: 13(10): e0200041.
Gill, K., McClintick, K., Kanthasamy, N., Tolbert J., Nguyen, D., Nguyen, S., Wernsing, G., Moore, V., Gelmany, I., O’Neily, A., Schubert, N., Coogan, C., Murd, K., Mahan, B., Halama S., Heath, K.N., Ryder, E.F., Gegear, R.J., and A.M. Wyglinski. 2018. Experimental Test-Bed For Bumblebee-Inspired Channel Selection in an Ad-hoc Network. IEEE 88th Vehicular Technology Conference. Chicago IL. Peer-reviewed conference paper.
Mobley, M.W., and R.J. Gegear. 2018. Immune-cognitive system connectivity reduces bumblebee foraging success in complex multisensory floral environments. Nature Scientific Reports 8:5953.
Benadi, G., and R.J. Gegear. 2018. Adaptive Foraging of Pollinators Can Promote Pollination of a Rare Plant Species. The American Naturalist 192: E81-E92.
Gill, K., Aygun, B., Heath, K.N., Gegear, R.J., Ryder, E.F., and A.M. Wyglinski. 2018. Memory Matters: Bumblebee behavioral models for vehicle-to-vehicle communications. IEEE Access 6 (1): 25437-25447.
Gill, K., Heath, K.N., Gegear, R.J., Ryder, E.F., and A.M. Wyglinski. 2017. On The Capacity Bounds For Bumblebee-Inspired Connected Vehicle Networks Via Queuing Theory. IEEE Vehicular Technology Conference, Porto, Portugal. Peer-reviewed conference paper.
Gegear, R.J., Burns, R., and K. Swoboda. 2017. ‘Hummingbird’ floral traits interact synergistically to discourage visitation by bumblebee foragers. Ecology 98: 489-499.
Guerra, P.A., Gegear, R.J., and S.M. Reppert. 2014. An Extant Magnetic Compass in Migratory Monarch Butterflies. Nature Communications 5:4164
Guerra, P.A., Merlin, C., Gegear, R.J., and S.M. Reppert. 2012. Discordant timing between antennae disrupts sun compass orientation in migratory monarch butterflies. Nature Communications 3:958.
Foley, L.E., Gegear, R.J., and S.M. Reppert. 2011. Human cryptochrome exhibits light-dependent magnetosensitivity. Nature Communications 2:356.
Reppert, S.M., Gegear, R.J., and C. Merlin. 2010. Navigational mechanisms of migrating monarch butterflies. Trends in Neurosciences 33:399-406.
Gegear, R.J., Foley, L.E., Casselman, A. and S.M. Reppert. 2010. Animal cryptochromes mediate magnetoreception by an unconventional photochemical mechanism. Nature 463:804-808.
Merlin, C., Gegear, R.J., and S.M. Reppert. 2009. Antennal circadian clocks coordinate sun compass orientation in migratory monarch butterflies. Science 325: 1700-1704.
Biernaskie, J.M., Walker, S.C., and R. J. Gegear. 2009. Bumble bees learn to forage like Bayesians. The American Naturalist 174: 413-423.
Zhu, H.*, Gegear, R.J.*, Casselman, A., Kanginakudru, S., and S.M. Reppert. 2009. Defining behavioral and molecular differences between summer and migratory monarch butterflies. BMC Biology 7:14. *, co-first author.
Gegear, R.J., Casselman, A., Waddell, S., and S.M. Reppert. 2008. CRYPTOCHROME mediates light-dependent magnetosensitivity in Drosophila. Nature 454: 1014-1018.
Biernaskie, J.M., and R.J. Gegear. 2007. Habitat assessment ability of bumble bees implies frequency dependent selection on floral rewards and display size. Proceedings of the Royal Society B 274: 2595-2601.
Gegear, R.J., and J.G. Burns. 2007. The birds, the bees and the virtual flowers: Can pollinator behavior drive ecological speciation in flowering plants? The American Naturalist 170: 551-566.
Gegear, R.J., Manson, J.S., and J.D. Thomson. 2007. Ecological context influences pollinator deterrence by alkaloids in floral nectar. Ecology Letters 10:375-382.
Gegear, R.J., Otterstatter, M., and J.D. Thomson. 2006. Bumblebee foragers infected by a gut parasite have an impaired ability to utilize floral information. Proceedings of the Royal Society B 273: 1073-1078.
Colla, S., Otterstatter, M.C., Gegear, R.J., and J.D. Thomson. 2006. Plight of the bumblebee: Pathogen spillover from commercial to wild populations. Biological Conservation 129: 461-467.
Gegear, R.J. 2005. Multicomponent floral signals elicit selective foraging in bumblebees. Naturwissenschaften 92: 269-271.
Gegear, R.J. and T.M. Laverty. 2005. Flower constancy in bumble bees: A test of the trait variability hypothesis. Animal Behaviour 69: 939-949.
Gegear, R.J., Otterstatter, M., and J.D. Thomson. 2005. Does parasitic infection impair the ability of bumble bees to learn flower-handling techniques? Animal Behaviour 70: 209-215.
Otterstatter, M, Gegear, R.J., Colla, S., and J.D. Thomson. 2005. The effect of parasitic protozoa and tracheal mites on the foraging behaviour of bumble bees. Behavioral Ecology and Sociobiology 58: 383-389.
Gegear, R.J. and J.D. Thomson. 2004. Does the flower constancy of bumble bees reflect foraging economics? Ethology 110: 793-805.
Gegear, R.J. and T.M. Laverty. 2004. The effect of a colour dimorphism on the flower constancy of honey bees and bumble bees. Canadian Journal of Zoology, 82:587-593.
Morandin, L.A., Gegear, R.J., and T.M. Laverty. 2002. Effect of greenhouse polyethelene covering on activity level and photo-response of bumble bees. The Canadian Entomologist. 134:539-549.
Macuda, T, Gegear, R.J., Laverty, T.M. and B. Timney. 2001. Behavioural Assessment of Visual Acuity in Bumble bees (Bombus impatiens). Journal of Experimental Biology. 204 (3): 559-564.
Gegear, R.J. and T.M. Laverty. 1998. How many flower types can bumble bees work at the same time? Canadian Journal of Zoology. 76:1358-1365.
Gegear, R.J. and T.M. Laverty. 1995. Effect of floral complexity on relearning flower handling skills by bumble bees. Canadian Journal of Zoology. 73: 2052-2058.
Non-peer reviewed
Gegear, R.J. 2018. Conserving Heath’s bumbling little treasures. Heath Herald. Feb/March issue.
Gegear, R.J. 2017. Plight of the bumblebee, and how to save it. Worcester Sunday Telegram, Opinion Section. (June 6).
Gegear, R.J. 2017. Amplifying the hum of the bumblebee. MassWildlife Magazine 67(3): 6-16.
Burdon, R.C.F., Scofield, D.G., Pierce, E., Gegear, R.J., and Parachnowitsch, A.L. 2016. Multimodal signal honesty in Penstemon digitalis enhances bumblebee foraging. The Ecology of Floral Signals in Penstemon digitalis. RCF Burdon, PhD Thesis
Burdon, R.C.F., Raguso, R.A., Kessler, A., Gegear, R.J., and Parachnowitsch, A.L. 2016. Honest signaling of nectar scent depends on inflorescence not flower scale. The Ecology of Floral Signals in Penstemon digitalis. RCF Burdon, PhD Thesis
Aygun, B.*, Gegear, R.J., Ryder, E.F., and A.M. Wyglinski. 2015. Adaptive Behavioral Responses for Dynamic Spectrum Access-Based Connected Vehicle Networks. IEEE COMSOC TCCN Communications 1:38-41 Featured in IEEE Spectrum Magazine, WPI homepage, and Motherboard online magazine.
Merlin, C., Gegear, R.J., and S.M. Reppert. Monarch butterfly migration. 2011. McGraw-Hill Encyclopedia of Science and Technology. McGraw-Hill, New York.
Forrest J., Thomson J.D. and R.J. Gegear. 2007. Pollinator experience and the evolution of flowering time. Published abstract Ecological Society of America Conference. San Jose CA
Gegear, R.J. and T.M. Laverty. 2001. The effect of variation among floral traits on pollinator flower constancy and preference. In: Cognitive Ecology of Pollination: Animal Behavior and Floral Evolution. (Edited by L Chittka and JD Thomson). Cambridge University Press (pp 344).