Current Research
Publications
Grab et al. 2019
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Butler et al. 2021
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Cohen et al. 2019
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Sauer et al. 2020
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All articles are available upon request
For the most up-to-date list of publications from the lab, check out Google Scholar.
Love, A. C., Nahom, M. L., Gutierrez, J., Albert, L., S.A. Knutie. 2024. An early‐life disruption of gut microbiota has opposing effects on parasite resistance in two host species. Molecular Ecology e17595. doi: 10.1111/mec.17595
Knutie, S.A., M.A. Bertone, R. Bahouth, C. Webb, M. Mehta, M. Nahom, R.M. Barta, S. Ghai, S.L. Balenger, M.W. Butler, A.C. Kennedy, B. Reichard, C.C. Taff, G.F. Albery. Understanding spatiotemporal effects of food supplementation on host-parasite interactions using community-based science. Journal of Animal Ecology 93:1830-1840. doi: 10.1111/1365-2656.14155
Mahon, M.M., A. Sack, O.A. Aleuy, C. Barbera, E. Brown, H. Buelow, D.J. Civitello, J.M. Cohen, L. de Wit, M. Forstchen, F.W. Halliday, P. Heffernan, S.A. Knutie, A. Korotasz, J.G. Larson, S.L. Rumschlag, E. Selland, A. Shepack, N. Vincent, J.R. Rohr. Global change drivers and the risk of infectious disease. Nature 629: 830-836. doi: 10.1038/s41586-024-07380-6
Knutie, S.A., C.N. Webster, G.J. Vaziri, L. Albert, J.A. Harvey, M. LaRue, T.B. Verrett, A. Soldo, J.A.H. Koop, J.A. Chaves, J.L. Wegrzyn. 2024. Urban living can rescue Darwin's finches from the lethal effects of invasive vampire flies. Global Change Biology 30: e17145. doi: 10.1111/gcb.17145
Pérez-Beauchamp, L.L., J. Contreras, K. Goldberg, G. Mena, A. Soldo, J.A. Chaves, S.A. Knutie. 2024. Cigarette tobacco reduces the survival of an invasive parasite that affects Darwin’s finches. Biological Invasions. doi: 10.1007/s10530-024-03278-6
Bygrave, J.N., A. C. Love, M. Zylberberg, A. Addesso, S.A. Knutie. 2024. Influence of human activity on gut microbiota and immune responses of Darwin’s finches in the Galápagos Islands. Avian Conservation and Ecology 19:8. doi: 10.5751/ACE-02592-190108
Yitbarek, S., J.L. Guittar, S.A. Knutie, C.B. Ogbunugafor. 2023. Deconstructing taxa x taxa x environment interactions in the microbiota: A theoretical examination. iScience 26:107875. doi: 10.1016/j.isci.2023.107875
Stierhoff, E.N., J.M. Carpenettie, S.A. Knutie, J.W. Wallace, M. Butler. 2023. Hemophagous ectoparasites affect nestling size and physiology, but not apparent survival. Journal of Ornithology 165:449-459. doi: 10.1007/s10336-023-02115-2
Beausoleil, M.O., P.L. Carrión, J. Podos, C. Camacho, J. Rabadán-González, R. Richard, K. Lalla, J.A.M. Raeymaekers, S.A. Knutie, L.F. De León, J.A. Chaves, D.H. Clayton, J.A.H. Koop, D.M.T. Sharpe, K.M. Gotanda, S.K. Huber, R.D.H. Barrett, A.P. Hendry. 2023. The fitness landscape of a community of Darwin’s finches. Evolution 77:2533–2546. doi: 10.1093/evolut/qpad160
Solomon, G., A. Love, G.J. Vaziri, J.A. Harvey, T. Verrett, K. Chernicky, S. Simons, L. Albert, J. Chaves, S.A. Knutie. Effect of urbanization and parasitism on the gut microbiota of Darwin’s finch nestlings. Molecular Ecology 32:6059-6069. doi: 10.22541/au.168848109.94982309/v1
Albert, L., S. Rumshlaug, A. Parker, G. Vaziri, S.A. Knutie. 2023. Elevated nest temperature has opposing effects on host species infested with parasitic nest flies. Oecologia 201:877-886. doi: 10.1007/s00442-023-05343-8
Harvey, J.A., S.A Knutie. 2023. Effect of RNA preservation methods on RNA quantity and quality of field collected avian whole blood. Avian Biology Research 16:51-58. doi: 10.1177/17581559231169179
Carrión, P., J.A.M., Raeymaekers, L.F. De León, J. Chaves, D.M.T. Sharpe, S.K. Huber, A. Herrel, B. Vanhooydonck, K. Gotanda, J.A.H. Koop, S.A. Knutie, D.H. Clayton, B.R. Grant, P.R. Grant, J. Podos, A.P. Hendry. 2022. The terroir of the finch: How spatial and temporal effects shapes phenotypic traits in Darwin’s finches Ecology and Evolution 12:e9399. doi: 10.1002/ece3.9399
Basso, B., E. Poryanda, E. Grames, K. Grond, S.A. Knutie, S.M. Hird. 2022. Eggshell microbiome of a brood parasite reflects environment, not biological or foster parent. Journal of Ornithology 163:757-766. doi: 10.1007/s10336-022-01973-6
Butler, M., E. Stierhoff, J. Carpenetti, M. Bertone, A. Addesso, S.A. Knutie. 2021. Oxidative damage increases with degree of simulated bacterial infection, but not ectoparasitism, in tree swallow nestlings. Journal of Experimental Biology 224:jeb243116. doi: 10.1242/jeb.243116
Ingala, M.R., L. Albert, A. Addesso, M.J. Watkins, S.A. Knutie. 2021. Differential effects of elevated nest temperature and parasitism on the gut microbiota of wild avian hosts. Animal Microbiomes 3:67. doi: 10.1186/s42523-021-00130-3
Romine, M., S.A. Knutie, C.M. Crow, G.J. Vaziri, J. Chaves, J.A.H. Koop, S. Lamichhaney. 2022. The genome sequence of the avian vampire fly (Philornis downsi), an invasive nest parasite of Darwin’s finches. G3: Genes, Genomes, Genetics 12:jka414. doi: 10.1093/g3journal/jkab414
Ohmer, M., D. Costantini, G. Czirják, C. Downes, L. Ferguson, A. Flies, C. Franklin, A. Kayigwe, S.A. Knutie, C. Richards-Zawacki, R. Cramp. 2021. Applied Ecoimmunology: Using immunological tools to improve conservation efforts in a changing world. Conservation Physiology 9:coab074. doi: 10.1093/conphys/coab074
Potvin, D.A., F. Opitz, K.A. Townsend, S.A. Knutie. 2021. Use of anthropogenic-related nest material and nest parasite prevalence have increased over the past two centuries in Australian birds. Oecologia 196:1207-1217. doi: 10.1007/s00442-021-04982-z
McNew, S., T. Boquete, S. Espinoza-Ulloa, J. Andres, N. Wagemaker, S.A. Knutie, C. Richards, D. Clayton. 2021. Epigenetic effects of parasites and pesticides on captive and wild nestling birds. Ecology and Evolution 11:7713-7729. doi: 10.1002/ece3.7606
Harvey, J.A., K. Chernicky, S. Simons, T.B. Verrett, J.A. Chaves, S.A. Knutie. 2021. Urban living influences the reproductive success of Darwin’s finches in the Galápagos Islands. Ecology and Evolution 11:5038-5048. doi: 10.1002/ece3.7360
Brown, C.R., S.L. Hannebaum, V.A. O’Brien, C.E. Page, B. Rannala, E.A. Roche, G. Wagnon, S.A. Knutie, A. Moore, M.B. Brown. 2021. The cost of ectoparasitism in cliff swallows declines over 35 years. Ecological Monographs 91:e01446. doi: 10.1002/ecm.1446
Addesso, A.M., J.A. Harvey, G.J. Vaziri, T.B. Verrett, L. Albert, T. Arthur, K. Chernicky, S. Simons, J.A. Chaves, S.A. Knutie. 2020. Effect of introduced parasites on the survival and microbiota of nestling cactus finches (Geospiza scandens) in the Galapagos Islands. Journal of Ornithology 161:1011-1019. doi: 10.1007/s10336-020-01793-6
Bulgarella, M., Knutie, S.A., Voss, M.A., Cunninghame, F., Florence-Bennett, B.J., Robson, G., Keyzers, R.A., Taylor, L.M., Lester, P.J., Heimpel, G.E., Causton, C.E. 2020. Sub-lethal effects of permethrin exposure on a passerine: Implications for managing ectoparasites in wild bird nests. Conservation Physiology 8:coaa076. doi: 10.1093/conphys/coaa076
Quiroga, M.A., T.I. Hayes, C. Hayes, H. Garrod, L. Soares, S.A. Knutie, S.C. Latta, D.L. Anderson. 2020. More than just nestlings: incidences of subcutaneous Philornis (Diptera: Muscidae) nest flies in adult birds. Parasitology Research 119:2337-2342. doi: 10.1007/s00436-020-06696-2
Sauer, E.L., J.M. Cohen, M.J. Lajeunesse, T.A. McMahon, S. Bessler, D.J. Civitello, B.K. Delius, N. Halstead, S.A. Knutie, K. Nguyen, N. Ortega, E.A. Roznik, B. Sears, M.D. Venesky, S. Young, J.R. Rohr. 2020. A meta-analysis reveals temperature, dose, life stage, and taxonomic effects on host susceptibility to a fungal parasite. Ecology 101:e02979. doi: 10.1002/ecy.2979
Knutie, S.A. 2020. Food supplementation affects gut microbiota and immunological resistance to parasites in a wild bird species. Journal of Applied Ecology 57:536–547. doi: 10.1111/1365-2664.13567
McNew, S.M., S.A. Knutie, D.H. Clayton. 2020. No evidence of sex ratio manipulation by Galápagos mockingbirds in response to environment. Journal of Avian Biology 51. doi: 10.1111/jav.02302
Beausoleil, M.-O., L.O. Frishkoff, L.K. M’Gonigle, J.A.M. Raeymaekers, S.A. Knutie, L.F. de León, S.K. Huber, J.A. Chaves, D.H. Clayton, J.A.H. Koop, J. Podos, D. Sharpe, A.P. Hendry, R.D.H. Barrett. 2019. Temporally varying disruptive selection in the medium ground finch (Geospiza fortis). Proceedings for the Royal Society of London B 286:20192290. doi: 10.1098/rspb.2019.2290
Grab, K.M., B.J. Hiller, J.H. Hurlbert, M.E. Ingram, A.B. Parker, D.Y. Pokutnaya, S.A. Knutie. 2019. Host tolerance and resistance to parasitic nest flies differ across two wild bird species. Ecology and Evolution 9:12144-12155. doi: 10.1002/ECE3.5682
Knutie, S.A., J. Chaves, K.M. Gotanda. 2019. Human activity can influence the gut microbiota of Darwin’s finches. Molecular Ecology 28:2441-2450. doi: 10.1111/mec.15088
McNew, S.M., S.A. Knutie, G.B. Goodman, A. Theodosopoulos, A. Saulsberry, J. Yepez R., S.E. Bush, D.H. Clayton. 2019. Annual environmental variation influences host tolerance to parasites. Proceedings of the Royal Society B: Biological Sciences 286. doi: 10.1098/rspb.2019.0049
Cohen, J.M., T.A. McMahon, C. Ramsay, E.A. Roznik, E.L. Sauer, S. Bessler, D.J. Civitello, B.K. Delius, N. Halstead, S.A. Knutie, K. Nguyen, N. Ortega, B. Sears, M.D. Venesky, S. Young, J.R. Rohr. 2019. Impacts of thermal mismatches on chytrid fungus Batrachochytrium dendrobatidis prevalence are moderated by life stage, body size, elevation and latitude. Ecology Letters 22:817-825. doi: 10.1111/ele.13239
Trevelline, B.K., K.J. MacLeod, S.A. Knutie, T. Langkilde, K.D. Kohl. 2018. In ovo microbial communities: a potential mechanism for the initial acquisition of gut microbiota among oviparous vertebrates. Biology Letters 14. doi: 10.1098/rsbl.2018.0225
Knutie, S.A. 2018. Relationships among introduced parasites, host defenses, and gut microbiota of Galápagos birds. Ecosphere 9:e02286. doi: 10.1002/ecs2.2286
Knutie, S.A., K.M. Gotanda. 2018. A non-invasive method to collect fecal samples from wild birds for microbiome studies. Microbial Ecology 76:851-855. doi: 10.1007/s00248-018-1182-4
DeSimone, J., E.D. Clotfelter, B. Black, S.A. Knutie. 2018. Avoidance, tolerance, and resistance to ectoparasites in nestling and adult tree swallows. Journal of Avian Biology 49: jav-01641. doi: 10.1111/jav.01641
Gabor, C., S.A. Knutie, E. Roznik, J.R. Rohr. 2018. Are the adverse effects of stressors on amphibians mediated by their effects on stress hormones? Oecologia 186:393-404. doi: 10.1007/s00442-017-4020-3
Knutie, S.A., C. Gabor, K.D. Kohl, J.R. Rohr. 2018. Do host-associated gut microbiota mediate the effect of an herbicide on disease risk? Journal of Animal Ecology. 87:489-499. doi: 10.1111/1365-2656.12769
Knutie, S.A., L.A. Shea, M. Kupselaitis, C.L. Wilkinson, K.D. Kohl, J.R. Rohr. 2017. Early-life diet affects host microbiota and later-life defenses against parasites in frogs. Integrative and Comparative Biology 57:732-742. doi: 10.1093/icb/icx028
Knutie, S.A., C.L Wilkinson, K.D. Kohl, J.R. Rohr. 2017. Early-life disruption of host microbiota decreases later-life resistance to infections. Nature Communications 8:86. doi: 10.1038/s41467-017-00119-0
McNew, S.M., D. Beck, I. Sadler-Riggleman, S.A. Knutie, J.A.H. Koop, D.H. Clayton, M.K. Skinner. 2017. Epigenetic variation between urban and rural populations of Darwin’s finches. BMC Evolutionary Biology 17:183. doi: 10.1186/s12862-017-1025-9
Delvare, G., G.E. Heimpel, H. Baur, D.D. Chadee, R. Martinez, S.A. Knutie. 2017. Description of Brachymeria philornisae sp. n. (Hymenoptera, Chalcididae), a parasitoid of the bird parasite Philornis trinitensis, with a review of the sibling Brachymeria species. Zootaxa 4242:34-60. doi: 10.11646/zootaxa.4242.1.2
Knutie, S.A., J.M. Herman, J.P. Owen, D.H. Clayton. 2017. Tri-trophic ecology of native parasitic nest flies of birds in Tobago. Ecosphere 8: e01670. doi:10.1002/ecs2.1670
Knutie, S.A., C.L. Wilkinson, Q.C. Wu, N. Ortega, J.R. Rohr. 2017. Host tolerance and resistance of parasitic gut worms depend on resource availability. Oecologia 83:1031-1040. doi: 10.1007/s00442-017-3822-7
Heimpel, G.E., A. Hillstrom, D. Freund, S.A. Knutie, D.H. Clayton. 2017. Invasive parasites and the fate of Darwin’s finches in the Galapagos Islands: the case of the vegetarian finch. The Wilson Journal of Ornithology 129:345-349. doi: 10.1676/16-050.1
Knutie, S.A., J.P. Owen, S.M. McNew, A.W. Bartlow, E. Arriero, J.M. Herman, E. DiBlasi, M. Thompson, J.A.H. Koop, D.H. Clayton. 2016. Galapagos mockingbirds tolerate introduced parasites that affect Darwin’s finches. Ecology 97:940-950. doi: 10.1890/15-0119.1
Ehrsam, M., S.A. Knutie, J.R. Rohr. 2016. The herbicide atrazine induces hyperactivity and compromises tadpole detection of predator chemical cues. Environmental Toxicology and Chemistry 35:2239-2244. doi: 10.1002/etc.3377
Koop, J.A.H., P.S. Kim, S.A. Knutie, F. Adler, D.H. Clayton. 2016. Introduced parasitic fly may lead to local extinction of Darwin’s finch populations. Journal of Applied Ecology 53:511-518. doi: 10.1111/1365-2664.12575
Knutie, S.A., S.M. McNew, A.W. Bartlow, D.A. Vargas, D.H. Clayton. 2014. Darwin’s finches combat introduced nest parasites with fumigated cotton. Current Biology 24:R355-R356. doi: 10.1016/j.cub.2014.03.058 Click here for press coverage.
Skinner, M.K., C. Guerrero-Bosagna, M.M. Haque, J.A.H. Koop, S.A. Knutie, D.H. Clayton. 2014. Epigenetics and the evolution of Darwin’s Finches. Genome Biology and Evolution 6:1972-1989. doi: 10.1093/gbe/evu158
Knutie, S.A., J.A.H. Koop, S.S. French, D.H. Clayton. 2013. Experimental test of the effect of introduced hematophagous flies on corticosterone levels of breeding Darwin’s finches. General and Comparative Endocrinology 193:68-71. doi: 10.1016/j.ygcen.2013.07.009
Koop, J.A.H., J.P. Owen, S.A. Knutie, M.A. Aguilar, D.H. Clayton. 2013. Experimental demonstration of a parasite-induced immune response in wild birds: Darwin’s finches and introduced nest flies. Ecology and Evolution 3:2514-2523. doi: 10.1002/ece3.651
Knutie, S.A., J.L. Waite, D.H. Clayton. 2013. Does avian malaria reduce fledging success: An experimental test of the selection hypothesis. Evolutionary Ecology 27:185-191. doi: 10.1007/s10682-012-9578-y
Knutie, S.A., M.E. Pereyra. 2012. A comparison of winter stress responses in cardueline finches. Auk 129:479-490. doi: 10.1525/auk.2012.11241
Brown, C.R., A.T. Moore, V.A. O'Brien, A. Padhi, S.A. Knutie, G.R. Young, N. Komar. 2010. Natural infection of vertebrate hosts by different lineages of Buggy Creek virus (family Togaviridae, genus Alphavirus). Archives of Virology 155:745-749. doi: 10.1007/s00705-010-0638-8
Brown, C.R., S.A. Strickler, A.T. Moore, S.A. Knutie, A. Padhi, M. B. Brown, G. R. Young, V. A. O'Brien, N. Komar. 2010. Winter ecology of Buggy Creek virus (Togaviridae, Alphavirus) in the central Great Plains. Vector-Borne and Zoonotic Diseases 10:355-363. doi: 10.1089/vbz.2009.0031
Brown, C.R., A.T. Moore, S.A. Knutie, N. Komar. 2009. Overwintering of infectious Buggy Creek virus (Togaviridae, Alphavirus) in Oeciacus vicarius (Cimicidae) in North Dakota. Journal of Medical Entomology 46:391-394. doi: 10.1603/033.046.0227
Henly, S., A. Ostdiek, E. Blackwell, S. Knutie, A. Dunlap, D. Stephens. 2008. The discounting by interruptions hypothesis: model and experiment. Behavioral Ecology 19:154-162. doi: 10.1093/beheco/arm110
In Review/Revision:
Knutie, S.A., L. Arnaout, S. Alkhawaldeh, A.C. Love. Net positive effects of early-life parasitism. In review at Trends in Parasitology.
Raeymaekers, J.A.M., L.F. De León, J. Chaves, D.M.T. Sharpe, S.K. Huber, A. Herrel, B.Vanhooydonck, J.A.H. Koop, S.A. Knutie, D.H. Clayton, B.R. Grant, P.R. Grant, J. Podos, A.P. Hendry. Darwin's finches in space and time: exploring phenotypic variation within an adaptive radiation. In revision.
For the most up-to-date list of publications from the lab, check out Google Scholar.
Love, A. C., Nahom, M. L., Gutierrez, J., Albert, L., S.A. Knutie. 2024. An early‐life disruption of gut microbiota has opposing effects on parasite resistance in two host species. Molecular Ecology e17595. doi: 10.1111/mec.17595
Knutie, S.A., M.A. Bertone, R. Bahouth, C. Webb, M. Mehta, M. Nahom, R.M. Barta, S. Ghai, S.L. Balenger, M.W. Butler, A.C. Kennedy, B. Reichard, C.C. Taff, G.F. Albery. Understanding spatiotemporal effects of food supplementation on host-parasite interactions using community-based science. Journal of Animal Ecology 93:1830-1840. doi: 10.1111/1365-2656.14155
Mahon, M.M., A. Sack, O.A. Aleuy, C. Barbera, E. Brown, H. Buelow, D.J. Civitello, J.M. Cohen, L. de Wit, M. Forstchen, F.W. Halliday, P. Heffernan, S.A. Knutie, A. Korotasz, J.G. Larson, S.L. Rumschlag, E. Selland, A. Shepack, N. Vincent, J.R. Rohr. Global change drivers and the risk of infectious disease. Nature 629: 830-836. doi: 10.1038/s41586-024-07380-6
Knutie, S.A., C.N. Webster, G.J. Vaziri, L. Albert, J.A. Harvey, M. LaRue, T.B. Verrett, A. Soldo, J.A.H. Koop, J.A. Chaves, J.L. Wegrzyn. 2024. Urban living can rescue Darwin's finches from the lethal effects of invasive vampire flies. Global Change Biology 30: e17145. doi: 10.1111/gcb.17145
Pérez-Beauchamp, L.L., J. Contreras, K. Goldberg, G. Mena, A. Soldo, J.A. Chaves, S.A. Knutie. 2024. Cigarette tobacco reduces the survival of an invasive parasite that affects Darwin’s finches. Biological Invasions. doi: 10.1007/s10530-024-03278-6
Bygrave, J.N., A. C. Love, M. Zylberberg, A. Addesso, S.A. Knutie. 2024. Influence of human activity on gut microbiota and immune responses of Darwin’s finches in the Galápagos Islands. Avian Conservation and Ecology 19:8. doi: 10.5751/ACE-02592-190108
Yitbarek, S., J.L. Guittar, S.A. Knutie, C.B. Ogbunugafor. 2023. Deconstructing taxa x taxa x environment interactions in the microbiota: A theoretical examination. iScience 26:107875. doi: 10.1016/j.isci.2023.107875
Stierhoff, E.N., J.M. Carpenettie, S.A. Knutie, J.W. Wallace, M. Butler. 2023. Hemophagous ectoparasites affect nestling size and physiology, but not apparent survival. Journal of Ornithology 165:449-459. doi: 10.1007/s10336-023-02115-2
Beausoleil, M.O., P.L. Carrión, J. Podos, C. Camacho, J. Rabadán-González, R. Richard, K. Lalla, J.A.M. Raeymaekers, S.A. Knutie, L.F. De León, J.A. Chaves, D.H. Clayton, J.A.H. Koop, D.M.T. Sharpe, K.M. Gotanda, S.K. Huber, R.D.H. Barrett, A.P. Hendry. 2023. The fitness landscape of a community of Darwin’s finches. Evolution 77:2533–2546. doi: 10.1093/evolut/qpad160
Solomon, G., A. Love, G.J. Vaziri, J.A. Harvey, T. Verrett, K. Chernicky, S. Simons, L. Albert, J. Chaves, S.A. Knutie. Effect of urbanization and parasitism on the gut microbiota of Darwin’s finch nestlings. Molecular Ecology 32:6059-6069. doi: 10.22541/au.168848109.94982309/v1
Albert, L., S. Rumshlaug, A. Parker, G. Vaziri, S.A. Knutie. 2023. Elevated nest temperature has opposing effects on host species infested with parasitic nest flies. Oecologia 201:877-886. doi: 10.1007/s00442-023-05343-8
Harvey, J.A., S.A Knutie. 2023. Effect of RNA preservation methods on RNA quantity and quality of field collected avian whole blood. Avian Biology Research 16:51-58. doi: 10.1177/17581559231169179
Carrión, P., J.A.M., Raeymaekers, L.F. De León, J. Chaves, D.M.T. Sharpe, S.K. Huber, A. Herrel, B. Vanhooydonck, K. Gotanda, J.A.H. Koop, S.A. Knutie, D.H. Clayton, B.R. Grant, P.R. Grant, J. Podos, A.P. Hendry. 2022. The terroir of the finch: How spatial and temporal effects shapes phenotypic traits in Darwin’s finches Ecology and Evolution 12:e9399. doi: 10.1002/ece3.9399
Basso, B., E. Poryanda, E. Grames, K. Grond, S.A. Knutie, S.M. Hird. 2022. Eggshell microbiome of a brood parasite reflects environment, not biological or foster parent. Journal of Ornithology 163:757-766. doi: 10.1007/s10336-022-01973-6
Butler, M., E. Stierhoff, J. Carpenetti, M. Bertone, A. Addesso, S.A. Knutie. 2021. Oxidative damage increases with degree of simulated bacterial infection, but not ectoparasitism, in tree swallow nestlings. Journal of Experimental Biology 224:jeb243116. doi: 10.1242/jeb.243116
Ingala, M.R., L. Albert, A. Addesso, M.J. Watkins, S.A. Knutie. 2021. Differential effects of elevated nest temperature and parasitism on the gut microbiota of wild avian hosts. Animal Microbiomes 3:67. doi: 10.1186/s42523-021-00130-3
Romine, M., S.A. Knutie, C.M. Crow, G.J. Vaziri, J. Chaves, J.A.H. Koop, S. Lamichhaney. 2022. The genome sequence of the avian vampire fly (Philornis downsi), an invasive nest parasite of Darwin’s finches. G3: Genes, Genomes, Genetics 12:jka414. doi: 10.1093/g3journal/jkab414
Ohmer, M., D. Costantini, G. Czirják, C. Downes, L. Ferguson, A. Flies, C. Franklin, A. Kayigwe, S.A. Knutie, C. Richards-Zawacki, R. Cramp. 2021. Applied Ecoimmunology: Using immunological tools to improve conservation efforts in a changing world. Conservation Physiology 9:coab074. doi: 10.1093/conphys/coab074
Potvin, D.A., F. Opitz, K.A. Townsend, S.A. Knutie. 2021. Use of anthropogenic-related nest material and nest parasite prevalence have increased over the past two centuries in Australian birds. Oecologia 196:1207-1217. doi: 10.1007/s00442-021-04982-z
McNew, S., T. Boquete, S. Espinoza-Ulloa, J. Andres, N. Wagemaker, S.A. Knutie, C. Richards, D. Clayton. 2021. Epigenetic effects of parasites and pesticides on captive and wild nestling birds. Ecology and Evolution 11:7713-7729. doi: 10.1002/ece3.7606
Harvey, J.A., K. Chernicky, S. Simons, T.B. Verrett, J.A. Chaves, S.A. Knutie. 2021. Urban living influences the reproductive success of Darwin’s finches in the Galápagos Islands. Ecology and Evolution 11:5038-5048. doi: 10.1002/ece3.7360
Brown, C.R., S.L. Hannebaum, V.A. O’Brien, C.E. Page, B. Rannala, E.A. Roche, G. Wagnon, S.A. Knutie, A. Moore, M.B. Brown. 2021. The cost of ectoparasitism in cliff swallows declines over 35 years. Ecological Monographs 91:e01446. doi: 10.1002/ecm.1446
Addesso, A.M., J.A. Harvey, G.J. Vaziri, T.B. Verrett, L. Albert, T. Arthur, K. Chernicky, S. Simons, J.A. Chaves, S.A. Knutie. 2020. Effect of introduced parasites on the survival and microbiota of nestling cactus finches (Geospiza scandens) in the Galapagos Islands. Journal of Ornithology 161:1011-1019. doi: 10.1007/s10336-020-01793-6
Bulgarella, M., Knutie, S.A., Voss, M.A., Cunninghame, F., Florence-Bennett, B.J., Robson, G., Keyzers, R.A., Taylor, L.M., Lester, P.J., Heimpel, G.E., Causton, C.E. 2020. Sub-lethal effects of permethrin exposure on a passerine: Implications for managing ectoparasites in wild bird nests. Conservation Physiology 8:coaa076. doi: 10.1093/conphys/coaa076
Quiroga, M.A., T.I. Hayes, C. Hayes, H. Garrod, L. Soares, S.A. Knutie, S.C. Latta, D.L. Anderson. 2020. More than just nestlings: incidences of subcutaneous Philornis (Diptera: Muscidae) nest flies in adult birds. Parasitology Research 119:2337-2342. doi: 10.1007/s00436-020-06696-2
Sauer, E.L., J.M. Cohen, M.J. Lajeunesse, T.A. McMahon, S. Bessler, D.J. Civitello, B.K. Delius, N. Halstead, S.A. Knutie, K. Nguyen, N. Ortega, E.A. Roznik, B. Sears, M.D. Venesky, S. Young, J.R. Rohr. 2020. A meta-analysis reveals temperature, dose, life stage, and taxonomic effects on host susceptibility to a fungal parasite. Ecology 101:e02979. doi: 10.1002/ecy.2979
Knutie, S.A. 2020. Food supplementation affects gut microbiota and immunological resistance to parasites in a wild bird species. Journal of Applied Ecology 57:536–547. doi: 10.1111/1365-2664.13567
McNew, S.M., S.A. Knutie, D.H. Clayton. 2020. No evidence of sex ratio manipulation by Galápagos mockingbirds in response to environment. Journal of Avian Biology 51. doi: 10.1111/jav.02302
Beausoleil, M.-O., L.O. Frishkoff, L.K. M’Gonigle, J.A.M. Raeymaekers, S.A. Knutie, L.F. de León, S.K. Huber, J.A. Chaves, D.H. Clayton, J.A.H. Koop, J. Podos, D. Sharpe, A.P. Hendry, R.D.H. Barrett. 2019. Temporally varying disruptive selection in the medium ground finch (Geospiza fortis). Proceedings for the Royal Society of London B 286:20192290. doi: 10.1098/rspb.2019.2290
Grab, K.M., B.J. Hiller, J.H. Hurlbert, M.E. Ingram, A.B. Parker, D.Y. Pokutnaya, S.A. Knutie. 2019. Host tolerance and resistance to parasitic nest flies differ across two wild bird species. Ecology and Evolution 9:12144-12155. doi: 10.1002/ECE3.5682
Knutie, S.A., J. Chaves, K.M. Gotanda. 2019. Human activity can influence the gut microbiota of Darwin’s finches. Molecular Ecology 28:2441-2450. doi: 10.1111/mec.15088
McNew, S.M., S.A. Knutie, G.B. Goodman, A. Theodosopoulos, A. Saulsberry, J. Yepez R., S.E. Bush, D.H. Clayton. 2019. Annual environmental variation influences host tolerance to parasites. Proceedings of the Royal Society B: Biological Sciences 286. doi: 10.1098/rspb.2019.0049
Cohen, J.M., T.A. McMahon, C. Ramsay, E.A. Roznik, E.L. Sauer, S. Bessler, D.J. Civitello, B.K. Delius, N. Halstead, S.A. Knutie, K. Nguyen, N. Ortega, B. Sears, M.D. Venesky, S. Young, J.R. Rohr. 2019. Impacts of thermal mismatches on chytrid fungus Batrachochytrium dendrobatidis prevalence are moderated by life stage, body size, elevation and latitude. Ecology Letters 22:817-825. doi: 10.1111/ele.13239
Trevelline, B.K., K.J. MacLeod, S.A. Knutie, T. Langkilde, K.D. Kohl. 2018. In ovo microbial communities: a potential mechanism for the initial acquisition of gut microbiota among oviparous vertebrates. Biology Letters 14. doi: 10.1098/rsbl.2018.0225
Knutie, S.A. 2018. Relationships among introduced parasites, host defenses, and gut microbiota of Galápagos birds. Ecosphere 9:e02286. doi: 10.1002/ecs2.2286
Knutie, S.A., K.M. Gotanda. 2018. A non-invasive method to collect fecal samples from wild birds for microbiome studies. Microbial Ecology 76:851-855. doi: 10.1007/s00248-018-1182-4
DeSimone, J., E.D. Clotfelter, B. Black, S.A. Knutie. 2018. Avoidance, tolerance, and resistance to ectoparasites in nestling and adult tree swallows. Journal of Avian Biology 49: jav-01641. doi: 10.1111/jav.01641
Gabor, C., S.A. Knutie, E. Roznik, J.R. Rohr. 2018. Are the adverse effects of stressors on amphibians mediated by their effects on stress hormones? Oecologia 186:393-404. doi: 10.1007/s00442-017-4020-3
Knutie, S.A., C. Gabor, K.D. Kohl, J.R. Rohr. 2018. Do host-associated gut microbiota mediate the effect of an herbicide on disease risk? Journal of Animal Ecology. 87:489-499. doi: 10.1111/1365-2656.12769
Knutie, S.A., L.A. Shea, M. Kupselaitis, C.L. Wilkinson, K.D. Kohl, J.R. Rohr. 2017. Early-life diet affects host microbiota and later-life defenses against parasites in frogs. Integrative and Comparative Biology 57:732-742. doi: 10.1093/icb/icx028
Knutie, S.A., C.L Wilkinson, K.D. Kohl, J.R. Rohr. 2017. Early-life disruption of host microbiota decreases later-life resistance to infections. Nature Communications 8:86. doi: 10.1038/s41467-017-00119-0
McNew, S.M., D. Beck, I. Sadler-Riggleman, S.A. Knutie, J.A.H. Koop, D.H. Clayton, M.K. Skinner. 2017. Epigenetic variation between urban and rural populations of Darwin’s finches. BMC Evolutionary Biology 17:183. doi: 10.1186/s12862-017-1025-9
Delvare, G., G.E. Heimpel, H. Baur, D.D. Chadee, R. Martinez, S.A. Knutie. 2017. Description of Brachymeria philornisae sp. n. (Hymenoptera, Chalcididae), a parasitoid of the bird parasite Philornis trinitensis, with a review of the sibling Brachymeria species. Zootaxa 4242:34-60. doi: 10.11646/zootaxa.4242.1.2
Knutie, S.A., J.M. Herman, J.P. Owen, D.H. Clayton. 2017. Tri-trophic ecology of native parasitic nest flies of birds in Tobago. Ecosphere 8: e01670. doi:10.1002/ecs2.1670
Knutie, S.A., C.L. Wilkinson, Q.C. Wu, N. Ortega, J.R. Rohr. 2017. Host tolerance and resistance of parasitic gut worms depend on resource availability. Oecologia 83:1031-1040. doi: 10.1007/s00442-017-3822-7
Heimpel, G.E., A. Hillstrom, D. Freund, S.A. Knutie, D.H. Clayton. 2017. Invasive parasites and the fate of Darwin’s finches in the Galapagos Islands: the case of the vegetarian finch. The Wilson Journal of Ornithology 129:345-349. doi: 10.1676/16-050.1
Knutie, S.A., J.P. Owen, S.M. McNew, A.W. Bartlow, E. Arriero, J.M. Herman, E. DiBlasi, M. Thompson, J.A.H. Koop, D.H. Clayton. 2016. Galapagos mockingbirds tolerate introduced parasites that affect Darwin’s finches. Ecology 97:940-950. doi: 10.1890/15-0119.1
Ehrsam, M., S.A. Knutie, J.R. Rohr. 2016. The herbicide atrazine induces hyperactivity and compromises tadpole detection of predator chemical cues. Environmental Toxicology and Chemistry 35:2239-2244. doi: 10.1002/etc.3377
Koop, J.A.H., P.S. Kim, S.A. Knutie, F. Adler, D.H. Clayton. 2016. Introduced parasitic fly may lead to local extinction of Darwin’s finch populations. Journal of Applied Ecology 53:511-518. doi: 10.1111/1365-2664.12575
Knutie, S.A., S.M. McNew, A.W. Bartlow, D.A. Vargas, D.H. Clayton. 2014. Darwin’s finches combat introduced nest parasites with fumigated cotton. Current Biology 24:R355-R356. doi: 10.1016/j.cub.2014.03.058 Click here for press coverage.
Skinner, M.K., C. Guerrero-Bosagna, M.M. Haque, J.A.H. Koop, S.A. Knutie, D.H. Clayton. 2014. Epigenetics and the evolution of Darwin’s Finches. Genome Biology and Evolution 6:1972-1989. doi: 10.1093/gbe/evu158
Knutie, S.A., J.A.H. Koop, S.S. French, D.H. Clayton. 2013. Experimental test of the effect of introduced hematophagous flies on corticosterone levels of breeding Darwin’s finches. General and Comparative Endocrinology 193:68-71. doi: 10.1016/j.ygcen.2013.07.009
Koop, J.A.H., J.P. Owen, S.A. Knutie, M.A. Aguilar, D.H. Clayton. 2013. Experimental demonstration of a parasite-induced immune response in wild birds: Darwin’s finches and introduced nest flies. Ecology and Evolution 3:2514-2523. doi: 10.1002/ece3.651
Knutie, S.A., J.L. Waite, D.H. Clayton. 2013. Does avian malaria reduce fledging success: An experimental test of the selection hypothesis. Evolutionary Ecology 27:185-191. doi: 10.1007/s10682-012-9578-y
Knutie, S.A., M.E. Pereyra. 2012. A comparison of winter stress responses in cardueline finches. Auk 129:479-490. doi: 10.1525/auk.2012.11241
Brown, C.R., A.T. Moore, V.A. O'Brien, A. Padhi, S.A. Knutie, G.R. Young, N. Komar. 2010. Natural infection of vertebrate hosts by different lineages of Buggy Creek virus (family Togaviridae, genus Alphavirus). Archives of Virology 155:745-749. doi: 10.1007/s00705-010-0638-8
Brown, C.R., S.A. Strickler, A.T. Moore, S.A. Knutie, A. Padhi, M. B. Brown, G. R. Young, V. A. O'Brien, N. Komar. 2010. Winter ecology of Buggy Creek virus (Togaviridae, Alphavirus) in the central Great Plains. Vector-Borne and Zoonotic Diseases 10:355-363. doi: 10.1089/vbz.2009.0031
Brown, C.R., A.T. Moore, S.A. Knutie, N. Komar. 2009. Overwintering of infectious Buggy Creek virus (Togaviridae, Alphavirus) in Oeciacus vicarius (Cimicidae) in North Dakota. Journal of Medical Entomology 46:391-394. doi: 10.1603/033.046.0227
Henly, S., A. Ostdiek, E. Blackwell, S. Knutie, A. Dunlap, D. Stephens. 2008. The discounting by interruptions hypothesis: model and experiment. Behavioral Ecology 19:154-162. doi: 10.1093/beheco/arm110
In Review/Revision:
Knutie, S.A., L. Arnaout, S. Alkhawaldeh, A.C. Love. Net positive effects of early-life parasitism. In review at Trends in Parasitology.
Raeymaekers, J.A.M., L.F. De León, J. Chaves, D.M.T. Sharpe, S.K. Huber, A. Herrel, B.Vanhooydonck, J.A.H. Koop, S.A. Knutie, D.H. Clayton, B.R. Grant, P.R. Grant, J. Podos, A.P. Hendry. Darwin's finches in space and time: exploring phenotypic variation within an adaptive radiation. In revision.