Search Results - "Forbes, M. R."

Sex-specific effects of neonatal progestin receptor antagonism on juvenile social play behavior in rats by Forbes-Lorman, R M

“…Developing mammals are exposed to progesterone through several sources; however, the role of progesterone in early development is not well understood. Males…”
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Seaduck engineers in the Arctic Archipelago: nesting eiders deliver marine nutrients and transform the chemistry of island soils, plants, and ponds by Clyde, N., Hargan, K. E., Forbes, M. R., Iverson, S. A., Blais, J. M., Smol, J. P., Bump, J. K., Gilchrist, H. G.

“…Seabirds are thought to provide ecological services such as the movement of nutrients between marine and terrestrial ecosystems, which may be especially…”
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Sub-chronic exposure to a neonicotinoid does not affect susceptibility of larval leopard frogs to infection by trematode parasites, via either depressed cercarial performance or host immunity by Robinson, Stacey A., Gavel, M. J., Richardson, S. D., Chlebak, R. J., Milotic, D., Koprivnikar, J., Forbes, M. R.

“…Little information is available on the effects of neonicotinoid insecticides on vertebrates. Previous work using amphibians found chronic exposure to some…”
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Anti-parasite treatment, but not mercury burdens, influence nesting propensity dependent on arrival time or body condition in a marine bird by Provencher, JF, Forbes, MR, Mallory, ML, Wilson, S, Gilchrist, HG

“…Arctic wildlife can be exposed to high mercury (Hg) levels, and are also naturally exposed to gastrointestinal parasites that can reduce condition and…”
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Estimating diet in individual pumpkinseed sunfish Lepomis gibbosus using stomach contents, stable isotopes and parasites by Locke, S. A., Bulté, G., Forbes, M. R., Marcogliese, D. J.

“…The diets of 99 pumpkinseed sunfish Lepomis gibbosus from a pair of small, adjacent lakes in Ontario, Canada, were estimated from their stomach contents,…”
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Effects of Temperature and Salinity on Emergence of Gynaecotyla adunca Cercariae from the Intertidal Gastropod Ilyanassa obsoleta by Koprivnikar, J, Ellis, D, Shim, K. C, Forbes, M. R

“…Fluctuating abiotic conditions within intertidal zones have been shown to affect the emergence of free-swimming trematode infectious stages (cercariae) from…”
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Larval amphibian growth and development under varying density: are parasitized individuals poor competitors by Koprivnikar, J, Forbes, M. R, Baker, R. L

“…Population density and infection with parasites often are important factors affecting the growth and development of individuals. How these factors co-occur and…”
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Maintenance of polymorphic females: do parasites play a role? by Sánchez-Guillén, R. A., Martínez-Zamilpa, S. M. J., Jiménez-Cortés, J. G., Forbes, M. R. L., Córdoba-Aguilar, A.

“…The role of parasites in explaining maintenance of polymorphism is an unexplored research avenue. In odonates, female-limited color polymorphism (one female…”
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Diagnosing the average spatio-temporal impact of convective systems – Part 2: A model intercomparison using satellite data by Johnston, M. S, Eliasson, S, Eriksson, P, Forbes, R. M, Gettelman, A, Räisänen, P, Zelinka, M. D

“…The representation of the effect of tropical deep convective (DC) systems on upper-tropospheric moist processes and outgoing longwave radiation is evaluated in…”
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Rates of development in male and female Wood Frogs and patterns of parasitism by lung nematodes by Dare, O K, Forbes, M R

“…Researchers are becoming interested in testing whether investment in growth and/or development trades off against investment in parasite defence. We tested…”
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Interrelationships and properties of parasite aggregation measures: a user's guide by Morrill, A, Poulin, R, Forbes, M R

“…Aggregation of macroparasites among hosts is nearly universal among parasite-host associations. Researchers testing hypotheses on origins of parasite…”
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Diagnosing the average spatio-temporal impact of convective systems – Part 1: A methodology for evaluating climate models by Johnston, M. S, Eliasson, S, Eriksson, P, Forbes, R. M, Wyser, K, Zelinka, M. D

“…An earlier method to determine the mean response of upper-tropospheric water to localised deep convective systems (DC systems) is improved and applied to the…”
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Evidence for sex ratio distortion by a new microsporidian parasite of a Corophiid amphipod by Mautner, S I, Cook, K A, Forbes, M R, McCurdy, D G, Dunn, A M

“…In this paper, we describe the occurrence of a microsporidian parasite in female-biased populations of an intertidal amphipod, Corophium volutator (Pallas), at…”
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Statistical properties of the normalized ice particle size distribution by Delanoë, Julien, Protat, Alain, Testud, Jacques, Bouniol, Dominique, Heymsfield, A. J., Bansemer, A., Brown, P. R. A., Forbes, R. M.

“…Testud et al. (2001) have recently developed a formalism, known as the “normalized particle size distribution (PSD)”, which consists in scaling the diameter…”
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Male Biases in Parasitism of Mammals: Effects of Study Type, Host Age, and Parasite Taxon by Schalk, Gina, Forbes, Mark R.

“…Sex biases in parasitism may be expected in mammals because estrogens stimulate immunity, whereas androgens depress immunity. Parasites should, therefore,…”
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Molecular Characterisation of Faecal Bacterial Assemblages Among Four Species of Syntopic Odonates by Morrill, A., Forbes, M. R., Vesterinen, E. J., Tamminen, M., Sääksjärvi, I. E., Kaunisto, K. M.

“…Factors such as host species, phylogeny, diet, and both timing and location of sampling are thought to influence the composition of gut-associated bacteria in…”
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Implications of mercury and lead concentrations on breeding physiology and phenology in an Arctic bird by Provencher, J.F., Forbes, M.R., Hennin, H.L., Love, O.P., Braune, B.M., Mallory, M.L., Gilchrist, H.G.

“…Although physiological traits and phenology are thought to be evolved traits, they often show marked variation within populations, which may be related to…”
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Anti-parasite treatment results in decreased estimated survival with increasing lead (Pb) levels in the common eider Somateria mollissima by Morrill, A, Provencher, J F, Gilchrist, H G, Mallory, M L, Forbes, M R

“…Field experiments where parasites are removed through treatment and contaminant levels in host tissues are recorded can provide insight into the combined…”
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Flexible incubation rhythm in northern fulmars: a comparison between oceanographic zones by Mallory, M. L., Gaston, A. J., Forbes, M. R., Gilchrist, H. G., Cheney, B., Lewis, S., Thompson, P. M.

“…Variation in the timing and abundance of marine food resources is known to affect the breeding behaviour of many seabirds, constraining our understanding of…”
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Comparison of Fast In situ Stratospheric Hygrometer (FISH) measurements of water vapor in the upper troposphere and lower stratosphere (UTLS) with ECMWF (re)analysis data by Kunz, A., Spelten, N., Konopka, P., Müller, R., Forbes, R. M., Wernli, H.

“…An evaluation of water vapor in the upper troposphere and lower stratosphere (UTLS) of the ERA-Interim, the global atmospheric reanalysis produced by the…”
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