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Ralph V. Cartar

Observed names: Cartar, Ralph, Cartar, Ralph V., Cartar, Ralph V. (Ralph Victor), R. V. Cartar, R.V. Cartar, R. V. Cartar, RALPH V. CARTAR, Ralph Cartar, Ralph V Cartar, RalphV. Cartar, Ralph V Cartar
Observed institutions: University of Lethbridge, University of Calgary, Simon Fraser University, Queen's University, Indiana University Bloomington, University of Manitoba, Indiana University
ORCID: 0000-0002-4365-0746
Observed ORCID: 0000-0002-4365-0746
OpenAlex ID: A5014011492
The potential for indirect effects between co‐flowering plants via shared pollinators depends on resource abundance, accessibility and relatedness
2014 · Luísa Gigante Carvalheiro, Jacobus Christiaan Biesmeijer, et al. · Ecology Letters · 239
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Morphological Senescence and Longevity: An Experiment Relating Wing Wear and Life Span in Foraging Wild Bumble Bees
1992 · Ralph V. Cartar · Journal of Animal Ecology · 174
Resource Tracking by Bumble Bees: Responses to Plant-level Differences in Quality
2004 · Ralph V. Cartar · Ecology · 119
Why are bumble bees risk-sensitive foragers?
1990 · RalphV. Cartar, LawrenceM. Dill · Behavioral Ecology and Sociobiology · 104
What causes wing wear in foraging bumble bees?
2011 · Danusha J. Foster, Ralph V. Cartar · Journal of Experimental Biology · 102
Risk‐averse inflorescence departure in hummingbirds and bumble bees: could plants benefit from variable nectar volumes?
2002 · Jay M. Biernaskie, Ralph V. Cartar, et al. · Oikos · 100
Adjustment of foraging effort and task switching in energy-manipulated wild bumblebee colonies
1992 · Ralph V. Cartar · Animal Behaviour · 82
A Test of Risk‐Sensitive Foraging in Wild Bumble Bees
1991 · Ralph V. Cartar · Ecology · 76
Variation in rate of nectar production depends on floral display size: a pollinator manipulation hypothesis
2004 · J. M. Biernaskie, R. V. Cartar · Functional Ecology · 73
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Costs of Energy Shortfall for Bumble Bee Colonies: Predation, Social Parasitism, and Brood Development
1991 · Ralph V. Cartar, Lawrence M. Dill · The Canadian Entomologist · 72
Habitat structure and animal movement: the behaviour of bumble bees in uniform and random spatial resource distributions
1997 · Ralph V. Cartar, Leslie A. Real · Oecologia · 57
Traits and phylogenetic history contribute to network structure across Canadian plant–pollinator communities
2014 · Scott A. Chamberlain, Ralph V. Cartar, et al. · Oecologia · 55
Colony energy requirements affect the foraging currency of bumble bees
1990 · Ralph V. Cartar, Lawrence M. Dill · Behavioral Ecology and Sociobiology · 55
Robust flight performance of bumble bees with artificially induced wing wear
2008 · C. A. Haas, R. V. Cartar · Canadian Journal of Zoology · 45
Pollinators enhance crop yield and shorten the growing season by modulating plant functional characteristics: A comparison of 23 canola varieties
2019 · George C. Adamidis, Ralph V. Cartar, et al. · Scientific Reports · 44
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Testis size in sandpipers
1985 · R. V. Cartar · Die Naturwissenschaften · 44
Metabolic correlates of leg length in breeding arctic shorebirds: the cost of getting high
2005 · Ralph V. Cartar, R. I. Guy Morrison · Journal of Biogeography · 39
Day-to-Day Variation in Nest Attentiveness of White-Rumped Sandpipers
1987 · Ralph V. Cartar, Robert D. Montgomerie · Ornithological Applications · 38
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Wing wear affects wing use and choice of floral density in foraging bumble bees
2010 · Danusha J. Foster, Ralph V. Cartar · Behavioral Ecology · 35
Effects of variable retention logging in the boreal forest on the bumble bee-influenced pollination community, evaluated 8–9 years post-logging
2010 · Chris J. Pengelly, Ralph V. Cartar · Forest Ecology and Management · 35
A Comparison of Breeding Ecology and Reproductive Success between Morphs of the White-Throated Sparrow
1984 · Knapton, Richard W, Cartar, Ralph V. (Ralph Victor), et al. · Digital Commons - University of South Florida (University of South Florida) · 34
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The Flight Directionality of Bumblebees: Do They Remember Where They Came from?
1992 · G. H. Pyke, R. V. Cartar · Oikos · 33
Birds of Sarcpa Lake, Melville Peninsula, Northwest Territories: Breeding Phenologies, Densities and Biogeography
1983 · Robert D. Montgomerie, Ralph V. Cartar, et al. · ARCTIC · 33
Colony Energy Requirements Affect Response to Predation Risk in Foraging Bumble Bees
1991 · Ralph V. Cartar · Ethology · 25
Estimating metabolic costs for homeotherms from weather data and morphology: an example using calidridine sandpipers
1997 · Ralph V. Cartar, R. I. Guy Morrison · Canadian Journal of Zoology · 24
Works count: 53
Citation count: 2,020
H-index: 24
I10-index: 39
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