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Publications by theme

some papers listed in >1 category.  chronological order here

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​Species distributions & range limits


blue = student in Hargreaves lab

Effects of species interactions on the potential for evolution at species' range limits

JM Alexander, DZ Atwater, RI Colautti, AL Hargreaves. 2022

Philosophical Transactions of the Royal Society B, 377 (1848): 20210020

Does pollen limitation limit plant ranges? Evidence and implications

Dawson-Glass, E, AL Hargreaves. 2022

Philosophical Transactions of the Royal Society B, 377: 20210014.

Think globally, measure locally: the MIREN standardized protocol for monitoring species distributions along elevational gradients

Haider, S, J Lembrechts, K McDougall, A Pauchard, 51 authors listed alphabetically including AL Hargreaves, T Seipel. 2022
Ecology & Evolution. 12(2): e8590.

Biotic interactions are more often important at species' warm vs. cool range-edges

Paquette, A, AL Hargreaves. 2021

Ecology Letters. 24(11): 2427-2438

Adaptation across geographic ranges is consistent with strong selection in marginal climates & legacies of range expansion

Bontrager, M, T Usui, JA Lee-Yaw, DN Anstett, HA Branch, AL Hargreaves, CD Muir, AL Angert. 2021.

Evolution. 75: 1316-1333

High conservation priority of range-edge plant populations not matched by habitat protection or research effort.  Caissy, P, S Klemet-N’Guessan, R Jackewi, CG Eckert, AL Hargreaves. 2020.

Biological Conservation. 249: 108732 (data & Rcode)

Spatial distribution and conservation hotspots of mammals in Canada

Cameron, V, AL Hargreaves. 2020.

FACETS.  5: 692-703

Miniaturizing species distributions to understand evolving range dynamics

Larsen, C, AL Hargreaves. 2020.

Ecography (short listed for E4 award).

Local adaptation primes cold-edge populations for range expansion but not warming-induced range shifts Hargreaves, AL & CG Eckert. 2019.

Ecology Letters. 22: 78-88. (data & R code, media coverage)

Expanding, shifting, and shrinking: The impact of global warming on species' elevational distributions Freeman B, J Lee-Yaw, J Sunday, AL Hargreaves. 2018.

Global Ecology & Biogeography. 27: 1268-1276. (media coverage)

Local maladaptation reduces expansion load during range expansion

Gilbert KJ, NP Sharp, AL Angert*, GL Conte*, JA Draghi*, F Guillaume*, AL Hargreaves*, R Matthey-Doret*, MC Whitlock. 2017. *order alphabetical

American Naturalist. 189: 368-380. (DOI, summary)

Fitness declines toward range limits and local adaptation to climate affect dispersal evolution during climate-induced range shifts

Hargreaves, AL, SF Bailey, RA Laird. 2015.
Journal of Evolutionary Biology. 28: 1489-1501. (Appendix, data & R code)

Are species' range limits simply niche limits writ large? A review of transplant experiments beyond the range

Hargreaves, AL, KE Samis, CG Eckert.  2014.

American Naturalist. 183: 175-183. (blog summary, DOI, Appendices, data)

Evolution of dispersal and mating systems along geographic gradients: implications for shifting ranges

Hargreaves, AL & CG Eckert.  2014.

Functional Ecology. 28: 5-21. (summary, PDF)

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Global patterns in the importance of biotic interactions

Does pollen limitation limit plant ranges? Evidence and implications

Dawson-Glass, E, AL Hargreaves.

Philosophical Transactions of the Royal Society B, 377: 20210014.

Biotic interactions are more often important at species' warm vs. cool range-edges

Paquette, A, AL Hargreaves. 2021

Ecology Letters. 24(11): 2427-2438

Local adaptation to biotic interactions: a meta-analysis across latitudes

Hargreaves, AL, R Germain, M Bontrager, J Persi, A Angert. 2020.

American Naturalist. 195: 395-411 (press release)

Seed predation increases from the Arctic to the Equator and from high to low elevations

Hargreaves, AL, E Suarez, K Mehltreter, I Myers-Smith, S Vanderplank, H Slinn, Y Vargas-Rodriguez,

S Haeussler, S David, J Muñoz, R Almazán-Nuñez, D Loughnan, J Benning, D Moeller, J Brodie, H

Thomas, P Morales. 2019.

Science Advances. 5 eaau4403 (more info on project, data, media coverage)

NOTE: as of 2022 this article is a corrected version. After fixing an error in the coding of our binomial GLMMs, the latitudinal and elevational clines in seed predation are twice as strong as originally reported.

Are species' range limits simply niche limits writ large? A review of transplant experiments beyond the range

Hargreaves, AL, KE Samis, CG Eckert.  2014.

American Naturalist. 183: 175-183. (blog summary, DOI, Appendices, data)

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Species at Risk

Mapping nationally and globally at-risk species to identify hotspots for (and gaps in) conservation

Hardouin, ME, AL Hargreaves.

Submitted (available now as preprint)

High conservation priority of range-edge plant populations not matched by habitat protection or research effort.  Caissy, P, S Klemet-N’Guessan, R Jackewi, CG Eckert, AL Hargreaves. 2020.

Biological Conservation. 249: 108732 (data & Rcode)

Spatial distribution and conservation hotspots of mammals in Canada

Cameron, V, AL Hargreaves. 2020.

FACETS.  5: 692-703

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Dispersal​

 

Adaptation to fragmentation: evolutionary dynamics driven by human influences

Cheptou, PO, AL Hargreaves, D Bonte, H Jacquemyn. 2017. Philosophical Transactions of the Royal Society B. 372 (1712), 20160037.

Local maladaptation reduces expansion load during range expansion.

Gilbert K, N Sharp, A Angert*, G Conte*, J Draghi*, F Guillaume*, AL Hargreaves*, R Matthey-Doret*, M Whitlock. 2017. *order alphabetical

American Naturalist. 189: 368-380. (DOI, summary)

Fitness declines toward range limits and local adaptation to climate affect dispersal evolution during climate-induced range shifts.

Hargreaves, AL, SF Bailey, RA Laird. 2015.

Journal of Evolutionary Biology. 28: 1489-1501. (Appendix, data & R code)

Evolution of dispersal and mating systems along geographic gradients: implications for shifting ranges

Hargreaves, AL & CG Eckert.  2014.

Functional Ecology. 28: 5-21. (summary)

from Hargreaves et al J Ecology (in press)
​Pollination & Pollen theft

 

Narrow entrance of short-tubed Aloe flower facilitates pollen transfer on long sunbird bills.
​Hargreaves, AL, GT Langston, SD Johnson. 2019.

South African Journal of Botany. 124: 23-28. (abstract)

High-elevation range limit of an annual herb is neither caused nor reinforced by declining pollinator service. Hargreaves, AL, JL Weiner, CG Eckert. 2015.

Journal of Ecology. 103: 572-584. (PDF, data)

Floral traits mediate the vulnerability of aloes to pollen theft and inefficient pollination by bees.

Hargreaves, AL, LD Harder & SD Johnson. 2012.  

Annals of Botany. 109: 761-772. (PDF)



Native pollen thieves reduce the reproductive success of a hermaphroditic plant, Aloe maculata.

Hargreaves, AL, LD Harder & SD Johnson. 2010.  

Ecology 91:1693-1703. (PDF)



Consumptive emasculation: the ecological and evolutionary consequences of pollen theft.

Hargreaves, AL, LD Harder & SD Johnson. 2009.  
Biological Reviews 84: 259-276. (DOI, PDF)



Aloe inconspicua: the first record of an exclusively insect-pollinated aloe.

Hargreaves, AL, LD Harder & SD Johnson. 2008.  
South African Journal of Botany 74: 606-612. (PDF)



Empty flowers as a pollination-enhancement strategy.

Bailey, SF, AL Hargreaves, SD Hechtenthal, RA Laird, TM Latty, TG Reid, AC Teucher & JR Tindall. 2007.
Evolutionary Ecology Research 9: 1245-1262. (PDF)



Dark, bitter-tasting nectar functions as a filter of flower visitors in a bird-pollinated plant.

Johnson, SD, AL Hargreaves & M Brown. 2006.  
Ecology 87: 2709-2716. (PDF)

Do floral syndromes predict specialization in plant pollination systems? An experimental test in an "ornithophilous" African Protea.

Hargreaves, AL, SD Johnson & E Nol. 2004.  
Oecologia 140: 295-301. (PDF)

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Side projects & Miscellaneous​

Warming in the land of the midnight sun: breeding birds may suffer greater heat stress at high- vs. low-Arctic sites

O’Connor, R, A Le Pogam, K Young, O Love, C Cox, G Roy, F Robitaille, K Elliott, AL Hargreaves, E Choy, HG Gilchrist, D Berteaux, A Tam, F Vézina. 2022.

Proceedings of the Royal Society B. Accepted

Limited heat tolerance in a cold-adapted seabird: implications of a warming Arctic

Choy, ES, RS O'Connor, HG Gilchrist, AL Hargreaves, OP Love, F Vézina, KH Elliot. 2021.

Journal of Experimental Biology. 224: jeb242168

Limited heat tolerance in an Arctic passerine: Thermoregulatory implications for cold‐specialized birds in a rapidly warming world.

O'Connor, Le Pogam, K Young, F Robitaille, E Choy, O Love, K Elliott, A Hargreaves, D Berteaux, A Tam, F Vézina. 2021.

Ecology and Evolution. 11: 1609-1619.

Clustered vs. catastrophic global vertebrate declines

Leung B, AL Hargreaves, D Greenberg, B McGill, M Dornelas, R Freeman. 2020.

Nature. 588: 267-271 (PDF)

Thermal tolerance patterns across latitude & elevation.

Sunday, J, J Bennett, P Calosi, S Clusella-Trullas, S Gravel, AL Hargreaves, F Leiva, et al. 2019.
Philosophical Transactions of the Royal Soc. B. 374.

Concentrations of 17 elements, including mercury, in the tissues, food & abiotic environment of Arctic shorebirds

Hargreaves, AL, DP Whiteside & G Gilchrist. 2011.  

Science of the Total Environment. 409: 3757-3770. (DOI, PDF, Appendices)



Concentrations of 17 elements, including mercury, and their relationship to fitness measures in arctic shorebirds and their eggs

Hargreaves, AL, DP Whiteside & G Gilchrist. 2010.  

Science of the Total Environment 408: 3153-3161. (DOI, PDF, Appendix)

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