Publications

Ruth Hufbauer’s Google Scholar
‘Disease-smart’ outcrossing can enhance individual fitness and increase survival via immune priming against pathogens: New approaches to strengthen genetic rescue efforts

Ghosh, E, M Wallace, RA Hufbauer. 2025. Insect Conservation and Diversity. http://doi.org/10.1111/icad.12842

Cascading effects of grazing intensity on predatory arthropod and parasitoid densities

Billotte, J, L McCallister, RA Hufbauer, RP Reading. Ecological Entomology. 50:779-784. https://doi.org/10.1111/een.13444

Heritability of body size matches trait evolution in the range expansion of a biological control agent

Clark, EI, DW Bean, EV Bitume, AR Stahlke, PA Hohenlohe, RA Hufbauer. 2025. Current Research in Insect Science. 7: 100102. https://doi.org/10.1016/j.cris.2025.100112

What is a specialist? Quantifying host breadth enables impact prediction for invasive herbivores

Schulz, AN, NP Havill, TD Marsico, MP Ayres, KJK Gandhi, DA Herms, AM Hoover, RA Hufbauer, AM Liebhold, KF Raffa, KA Thomas, PC Tobin, DR Uden, and AM Mech. 2025. Ecology Letters 28: e70083. https://doi.org/10.1111/ele.70083

Evolution fails to rescue a population in an increasingly variable environment

Olazcuaga, L and RA Hufbauer. 2024. PNAS 122:e2414877121 https://doi.org/10.1073/pnas.2414877121

Environmental gradients mediate dispersal evolution during biological invasions

Benning, JW, EI Clark*, RA Hufbauer, C Weiss-Lehman. 2024. Ecology Letters. 27: e14472 https://doi.org/10.1111/ele.14472

Immigration delays but does not prevent adaptation following environmental change: experimental evidence

Durkee*, LF, L Olazcuaga, BA Melbourne, RA Hufbauer. 2024. Journal of Evolutionary Biology. 37:665–676. https://doi.org/10.1093/jeb/voae031

Evolution is more repeatable in the introduction versus range expansion phase of colonization

Tittes, SB, C Weiss-Lehman, NC Kane, RA Hufbauer, NC Emery, BA Melbourne. 2024. Evolution Letters. 8:351-360 https://doi.org/10.1093/evlett/qrad063

How density dependence, genetic erosion, and the extinction vortex impact evolutionary rescue

Nordstrom†, SW, RA Hufbauer, L Olazcuaga*, LF Durkee*, BA Melbourne. 2023. Proceedings of the Royal Society of London. 290: https://doi.org/10.1098/rspb.2023.1228

Population demographic history and evolutionary rescue: influence of a bottleneck event

Olazcuaga, L, B Lincke, S Delacey, LF Durkee, BA Melbourne, RA Hufbauer. 2023. Evolutionary Applications. 16:1483-1495 https://doi.org/10.1111/eva.13581.

Climate of origin influences how a herbivorous mite responds to drought-stressed host plants

Migeon A, P Auger, O Fossati-Gaschignard, RA Hufbauer, M Miranda, G Zriki, M Navajas. 2023. Peer Community Journal. https://doi.org/10.24072/pcjournal.272

Genetic mixing facilitates adaptation to a novel environment

Durkee, LF, L Olazcuaga, BA Melbourne, R Szymanski, RA Hufbauer. 2023. Ecological Entomology. 48:517–522. https://doi.org/10.1111/een.13242

Fitness and host use remain stable in a biological control agent after many years of hybridization

Clark, EI, AR Stahlke†, JF Gaskin, DW Bean, PA Hohenlohe, RA Hufbauer, EV Bitume. 2023. Biological Control. 15:2089–2099. https://doi.org/10.1016/j.biocontrol.2022.105102

New records of Elm Leaf Beetle (Xanthogaleruca luteola) parasitoids in Colorado with notes on predators

Buenrostro, J, C Cooke, RA Hufbauer. 2023. Southwestern Entomologist. 47:807-820. https://doi.org/10.3958/059.047.0402

Phylogenetic risk assessment is robust for forecasting the impact of non-native insects on North American trees

Uden, DR, AM Mech, NP Havill, AN Schulz, MP Ayres, DA Herms, AM Hoover, KJK Gandhi, RA Hufbauer, AM Liebhold, TD Marsico, KF Raffa, KA Thomas, PC Tobin, CR Allen. 2023. In 2nd review at Ecological Applications https://doi.org/10.1002/eap.2761

Rapid and transient evolution of local adaptation to seasonal host fruits in an invasive pest fly

Olazcuaga, L, J Foucaud, C Deschamps, A Loiseau, J-L Claret, R Vedovato, R Guilhot, C Sévely, M Gautier, RA Hufbauer, NO Rode, A Estoup. 2022. Evolution Letters. 6:490-505. https://doi.org/10.1002/evl3.304

Evolution of life history and dispersal traits during the range expansion of a biological control agent

Clark, EI, EV Bitume, DW Bean, AR Stahlke†, PA Hohenlohe, RA Hufbauer. 2022. Evolutionary Applications. 15:2089–2099 https://DOI: 10.1111/eva.13502

Urban environments are associated with invasive insect abundance on city trees

Buenrostro, JH and RA Hufbauer, 2022.  Journal of Urban Ecology https://doi.org/10.1093/jue/juac011

Increasing temporal variance leads to stable species range limits

Benning, JW, RA Hufbauer, C Weiss-Lehman 2022.  Proceedings of the Royal Society of London. 289:20220202. https://doi.org/10.1098/rspb.2022.0202

Impact and phenology of the biological control agent, Hypena opulenta on Vincetoxicum nigrum in Michigan

Alred, B, RA Hufbauer, M Szűcs. 2022. Biological Control Science and Technology 32:671-684. https://doi.org/10.1080/09583157.2022.2040950

The roles of phenotypic plasticity and adaptation in morphology and performance of an invasive species in a novel environment

Jardeleza, M-K G, JB Koch, IS Pearse, CK Ghalambor, RA Hufbauer. 2022. Ecological Entomology. 47:25-37 https://doi.org/10.1111/een.13087

Hybridization and range expansion in tamarisk beetles (Diorhabda spp.) introduced to North America for classical biological control

Stahlke, AR, EV Bitume, AZ Ozsoy, DW Bean, A Veillet, MI Clark, EI Clark, P Moran, RA Hufbauer, PA Hohenlohe. 2022. Evolutionary Applications.  https://doi.org/10.1111/eva.13325

A survey of the parisitoid complex of Dalmatian toadflax weevils in Colorado

Karimzadeh, J, RA Hufbauer, BC Kondratieff, JG Hardin, AP Norton, 2021. Biological Control Science and Technology http://doi.org/10.1080/09583157.2021.2013441

Journey towards justice

^Hufbauer RA. 2021. American Entomologist. 67:48-51. https://academic.oup.com/ae/article-abstract/67/4/48/6456270?redirectedFrom=fulltext

How do invasion syndromes evolve? An experimental evolution approach using the ladybird Harmonia axyridis

Foucaud, J, RA Hufbauer, V Ravigné, L Olazcuaga, A Loiseau, A Ausset, S Wang, L-S Zang, N Leménager, A Tayeh, A Weyna, P Gneux, E Bonnet, V Dreuilhe, B Poutout, A Estoup, B Facon. Peer Community Journal. https://doi.org/10.24072/pcjournal.32 Read the peer review and recommendation are here.

Evolution of trade-offs across environments following experimental evolution of the generalist Drosophila suzukii to different fruit media

Olazcuaga†, L, NO Rode, J Foucaud, M Gautier, C Deschamps, A Loiseau, N Leménager, P Audio, B Facon, V Ravigné, RA Hufbauer, A Estoup. 2021. Journal of Evolutionary Biology. https://doi.org/10.1111/jeb.13878

Predicting non-native insect impact: focusing on the trees to see the forest​

Schlulz AN, AM Mech, MP Ayres, KJK Gandhi, NP Havill, DA Herms, AM Hoover, RA Hufbauer, AM Liebhold, TD Marsico, KF Raffa, PC Tobin, DR Uden, KA Thomas. 2021.   Biological Invasions. https://doi.org/10.1007/s10530-021-02621-5

The effects of intraspecific hybridization on host specificity of a weed biocontrol agent

Szucs, M, EI Clark, U Schaffner, J Littlefield, C Hoover, RA Hufbauer. 2021. Biological Control. https://doi.org/10.1016/j.biocontrol.2021.104585

One genotype dominates a facultatively outcrossing plant invasion

Gaskin, JF, SB Endriss, C Fettig, RA Hufbauer, AP Norton, R Sforza. 2021. Biological Invasions. https://doi.org/10.1007/s10530-021-02480-0

Tree diversity is associated with reduced herbivory in urban forest

^Hufbauer, RA and I Pearse 2020. Peer Community in Ecology, 100061. http://doi.org/10.24072/pci.ecology.100061

Scientist mothers face extra challenges in the face of COVID-19

^Jedd, T, G Goldman, D Henry-Moss, C Wagner, E Lescak, JL Metcalf, RA Hufbauer, S Brander 2020. Opinion piece by 500 Women Scientists Scientific American May 7, 2020.

Evolutionary history predicts high-impact invasions by herbivorous insects

Mech, AM, KA Thomas, TD Marsico, DA Herms, CR Allen, MP Ayres, KJK Gandhi, J Gurevitch, NP Havill, RA Hufbauer, AM Liebhold, KF Raffa, AN Schulz, DR Uden, PC Tobin 2019. Ecology and Evolution.  https://doi.org/10.1002/ece3.5709

Into the weeds: matching importation history to genetic consequences and pathways in two widely used biological control agents

Hopper, JV, KF McCue, PD Pratt, P Duchesne, ED Grosholz, RA Hufbauer. ​2019. Evolutionary Applications  12:773-790. https://doi.org/10.1111/eva.12755

The importance of growing up: juvenile environment influences dispersal of individuals and their neighbors.

Endriss*, S, M Vahsen*, E Bitume*, J Monroe, K Turner*, AP Norton, RA Hufbauer.  2019. Ecology Letters.  22:44-55 https://doi.org/10.1111/ele.13166

The effects of agent hybridization on the efficacy of biological control of tansy ragwort at high elevations

Szűcs*, M, P Salerno, B. Teller, U. Schaffner, J. Littlefield, RA Hufbauer. 2019. Evolutionary Applications. 12:470-481.  https://doi.org/10.1111/eva.12726

Book review; Biological invasions and the homogenization of life on Earth

Hufbauer RA 2018. Current Biology. 28, R803–R825 https://doi.org/10.1016/j.cub.2018.06.059

Parsing propagule pressure: Number, not size, of introductions drives colonization success in a novel environment

Koontz, MJ, MF Oldfather, BA Melbourne, RA Hufbauer. 2018. Ecology and Evolution. 8:8043-8054  https://doi.org/10.1002/ece3.4226

Prior adaptation, diversity, and introduction frequency mediate the positive relationship between propagule pressure and establishment success

Vahsen*, ML, K Shea, CL Hovis, BJ Teller, RA Hufbauer. 2018. Biological Invasions.  20:.2451–2459  https://doi.org/10.1007/s10530-018-1713-4

Breakdown of a geographic cline explains high performance of introduced populations of a weedy invader

Endriss*, SB, C Alba*, AP Norton, P Pyšek, RA Hufbauer. 2018. Journal of Ecology. 106:699-713 https://doi.org/10.1111/1365-2745.12845

Rapid evolution facilitates the growth and spread of colonizing populations.

Szűcs*, M, M Vahsen*, C Hoover*, C Weiss-Lehman, BA Melbourne and RA Hufbauer. 2017. PNAS. 114:13501-13506 https://www.pnas.org/content/116/25/12116

Hybridization affects life-history traits and host specificity in Diorhabda spp.

Bitume* EV, D Bean, A. Stahlke, RA Hufbauer. 2017. Biological Control 111:45-52. DOI: 10.1016/j.biocontrol.2017.05.009 BioRxiv https://doi.org/10.1101/105494

The power of evolutionary rescue is constrained by genetic load

Stewart*, GS, MR Morris*, AB Genis*, M Szűcs, BA Melbourne, SJ Tavener, RA Hufbauer. 2017. Evolutionary Applications. 10:731-741  DOI: 10.1111/eva.12489

Genetic and demographic founder effects have long-term fitness consequences for colonizing populations

Szűcs*, M, BA Melbourne, T Tuff, C Weiss-Lehman, RA Hufbauer. 2017. Ecology Letters. 8:14303 https://doi.org/10.1111/ele.12743

Deciphering the routes of invasion of Drosophila suzukii by means of ABC random forest

Fraimout, A, V Debat, S Fellous, RA Hufbauer, J Foucaud, P Pudlo, M-M Marin, DK Price, J Cattel, X Chen, M Deprá, PF Duyck, C Guedot, G Loeb, M Kenis, MT Kimura, I Martinez-Sañudo, M Pascual, MP Richmond, P Shearer, N Singh, K Tamura, A Xuéreb, J Zhang, A Loiseau, A Estoup. 2017. Molecular Biology and Evolution.

Rapid trait evolution drives increased speed and variance in experimental range expansions

Weiss-Lehman†, C, RA Hufbauer, BA Melbourne. 2017.  Nature Communications. 8:14303 https://doi.org/10.1038/ncomms14303

Human drivers of ecological and evolutionary dynamics in emerging and disappearing infectious disease systems

Rogalski, M, C Gowler, C Shaw, RA Hufbauer, M Duffy. 2017. Philosophical Transactions of the Royal Society B. 372: 20160043

In focus: Admixture is a driver rather than a passenger in experimental invasions

Hufbauer, RA. 2017. Journal of Animal Ecology. https://doi.org/10.1111/1365-2656.12600

Reproductive strategy, performance, and population dynamics of the introduced weed Black Henbane (Hyoscyamus niger)

Fettic, CE and RA Hufbauer. 2017. Weed Science. 65:83-96.

Is there a genetic paradox of biological invasions?

Estoup, A, V Ravigné, RA Hufbauer, R Vitalis, M Gautier, B Facon. 2016. Annual Review of Ecology, Evolution and Systematics. 47:51-72.

INVASIVESNET towards an international association for open knowledge on invasive alien species

Frances E. Lucy, Helen Roy, Annie Simpson, James T. Carlton, John Mark Hanson, Kit Magellan, Marnie L. Campbell, Mark J. Costello, Shyama Pagad, Chad L. Hewitt, Justin McDonald, Phillip Cassey, Sidinei M. Thomaz, Stelios Katsanevakis, Argyro Zenetos, Elena Tricarico, Angela Boggero, Quentin J. Groom, Tim Adriaens, Sonia Vanderhoeven, Mark Torchin, Ruth Hufbauer, Pam Fuller, Mary R. Carman, David Bruce Conn, Jean R.S. Vitule, João Canning-Clode, Bella S. Galil, Henn Ojaveer, Sarah A. Bailey, Thomas W. Therriault, Renata Claudi, Anna Gazda, Jaimie T.A. Dick, Joe Caffrey, Arne Witt, Marc Kenis, Maiju Lehtiniemi, Harry Helmisaari and Vadim E. Panov 2016. Management of Biological Invasions 7:131-139.

Reply to Wootton and Pfister: The search for general context should include synthesis with laboratory model systems

Hufbauer, RA, M Szucs*, E Kasyon*, C Youngberg*, MJ Koontz*, C Richards, T Tuff, BA Melbourne. 2015. PNAS. www.pnas.org/cgi/doi/10.1073/pnas.1517210112

Three types of rescue can avert extinction in a changing environment

Hufbauer, RA, M Szucs*, E Kasyon*, C Youngberg*, MJ Koontz*, C Richards, T Tuff, BA Melbourne. 2015. PNAS. 112:10557-10562.

Quantifying the human impacts on Papua New Guinea reef fish communities across space and time

Drew, JA, KA Amatangelo, RA Hufbauer. 2015. PLoS One. 10(10): e0140682

Biological invasion and biological control select for different life histories

Tayeh, A, RA Hufbauer, A Estoup, V Ravigné, Léa Frachon, B Facon. 2015. Nature Communications 6:7268.

Genetic traits leading to invasion: plasticity in cold hardiness explains current distribution of an invasive agricultural pest, Tetranychus evansi (Acari: Tetranychidae)

Migeon, A, P Auger, R Hufbauer, M Navajas. 2015. Biological invasions. https://doi.org/10.1007/s10530-015-0873-8

The roles of demography and genetics in the early stages of colonization

Szucs*, M, B Melbourne, T Tuff, RA Hufbauer. 2014. Proceedings of the Royal Society of London, B. 281: 20141073.

Rapid evolution of an invasive weed

Turner, KG, RA Hufbauer, LH Reiseberg. 2014. New Phytologist 202:309-321.

Introduced N. American black henbane (Hyoscyamus niger) popluations are biennial

Fettig* CE, RA Hufbauer. 2014. Invasive Plant Science and Management.  https://doi.org/10.1614/IPSM-D-14-00015.1

Chemical and mechanical defenses vary among maternal lines and leaf ages in Verbascum thapsus L. (Scrophulariaceae) and reduce palatability to a generalist insect.

Alba* C, MD Bowers, D Blumenthal, RA Hufbauer. 2014. Plos One. 9 (8): e104889.

The Global Garlic Mustard Field Survey: challenges and opportunities of a unique, large-scale collaboration for invasion biology

Colautti, RI, SJ Franks, RA Hufbauer, PM Kotanen, M Torchin, JE Byers, P Pysek, O Bossdorf. 2014. Neobiota 21:29-47.

The effects of insect herbivory on the growth and fitness of introduced Verbascum thapsus L

*Wilbur, HD, C Alba, AP Norton, RA Hufbauer. 2013. Neobiota 19:21-44.

Role of propagule pressure in colonization success: disentangling the relative importance of demographic, genetic and habitat effects

Hufbauer, RA, A Rutschmann, B Serrate, H Vermeil De Conchard, B Facon. 2013. Journal of Evolutionary Biology. 26:1691–1699. https://doi.org/10.1111/jeb.12167  This was truly collaborative work: Alex R. and I are co-first authors, and Benoit F is corresponding author. Recommended by the Faculty of 1000.

Do invasive species perform better in their new ranges?

Parker, JD, ME Torchin, RA Hufbauer, NP Lemoine, C Alba, DM Blumenthal, O Bossdorf, JE Byers, AM Dunn, RW Heckman, M Hejda, V Jarošík, AR Kanarek, LB Martin, SE Perkins, P Pyšek, K Schierenbeck, C Schlöder, R van Klinken, KJ Vaughn, W Williams, LM Wolfe. 2013. Ecology  94:985-994. Recommended by the Faculty of 1000 PRIME!

Microsatellite markers for Russian olive (Elaeagnus angustifolia; Elaeagnaceae)

Gaskin, JF, RA Hufbauer, SM Bogdanowicz. 2013. Applications in Plant Sciences. 1:1300013. http://dx.doi.org/10.3732/apps.1300013

Eco-evolutionary responses of Bromus tectorum to climate change: Implications for biological invasions

Zelikova TJ, RA Hufbauer, SC Reed, T Wertin, C Fettig*, and J Belnap. 2013. Ecology and Evolution. 3:1374-1387 https://doi.org/10.1002/ece3.542

Investigating the genetic load of an emblematic invasive species: The case of the invasive harlequin ladybird Harmonia axyridis

Tayeh, A, A Estoup, RA Hufbauer, V. Ravigne, I Goryacheva, IA Zakharov, E Lombaert, B Facon. 2013. Ecology and Evolution 3:864-871.

Evolution of fast-growing and more resistant phenotypes in introduced common mullein (Verbascum thapsus)

*Kumschick S, RA Hufbauer C *Alba, DM Blumenthal. 2013. Journal of Ecology 101:378-387

Indirect effects of parasites on invasions

Dunn, A, et al. 2012. Functional Ecology 26:1262-1274.

Combining optimal defense theory and the evolutionary dilemma model to refine predictions regarding plant invasion

*Alba C, MD Bowers, RA Hufbauer. 2012. Ecology 93:1912-1921.