Search Results - "Thompson, Charles F"

Neonatal body condition, immune responsiveness, and hematocrit predict longevity in a wild bird population by Bowers, E. Keith, Hodges, Christine J, Forsman, Anna M, Vogel, Laura A, Masters, Brian S, Johnson, Bonnie G. P, Johnson, L. Scott, Thompson, Charles F, Sakaluk, Scott K

“…Measures of body condition, immune function, and hematological health are widely used in ecological studies of vertebrate populations, predicated on the…”
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Sex-biased terminal investment in offspring induced by maternal immune challenge in the house wren (Troglodytes aedon) by Bowers, E. Keith, Smith, Rebecca A., Hodges, Christine J., Zimmerman, Laura M., Thompson, Charles F., Sakaluk, Scott K.

“…The reproductive costs associated with the upregulation of immunity have been well-documented and constitute a fundamental trade-off between reproduction and…”
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Food supplementation fails to reveal a trade-off between incubation and self-maintenance in female house wrens by Lothery, Cassie J, Thompson, Charles F, Lawler, Megan L, Sakaluk, Scott K

“…Incubating birds must allocate their time and energy between maintaining egg temperature and obtaining enough food to meet their own metabolic demands. We…”
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Increased extra-pair paternity in broods of aging males and enhanced recruitment of extra-pair young in a migratory bird by Bowers, E. Keith, Forsman, Anna M., Masters, Brian S., Johnson, Bonnie G. P., Johnson, L. Scott, Sakaluk, Scott K., Thompson, Charles F.

“…Despite keen interest in extra-pair mating in birds, its adaptive significance remains unresolved. Here, we use a multi-year dataset to test whether traits of…”
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Female house wrens (Troglodytes aedon) increase the size, but not immunocompetence, of their offspring through extra-pair mating by FORSMAN, ANNA M, VOGEL, LAURA A, SAKALUK, SCOTT K, JOHNSON, BONNIE G, MASTERS, BRIAN S, JOHNSON, L. SCOTT, THOMPSON, CHARLES F

“…House wrens are typically socially monogamous, but frequently engage in extra-pair matings leading to multisired broods. Because females do not appear to…”
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Cutaneous Immune Activity, but Not Innate Immune Responsiveness, Covaries with Mass and Environment in Nestling House Wrens (Troglodytes aedon) by Forsman, Anna M., Sakaluk, Scott K., Thompson, Charles F., Vogel, Laura A.

“…Immunological measures are increasingly being applied to ecological and evolutionary studies of wild vertebrates, yet frequently it is not clear how condition…”
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Extra-pair young in house wren broods are more likely to be male than female by Johnson, L. Scott, Thompson, Charles F., Sakaluk, Scott K., Neuhäuser, Markus, Johnson, Bonnie G.P., Soukup, Sheryl Swartz, Forsythe, Shannon Janota, Masters, Brian S.

“…Sex-allocation theory predicts that females should preferentially produce offspring of the sex with greater fitness potential. In socially monogamous animal…”
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Why Are Incubation Periods Longer in the Tropics? A Common‐Garden Experiment with House Wrens Reveals It Is All in the Egg by Robinson, W. Douglas, Styrsky, John D., Payne, Brian J., Harper, R. Given, Thompson, Charles F.

“…Incubation periods of Neotropical birds are often longer than those of related species at temperate latitudes. We conducted a common‐garden experiment to test…”
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Male song structure predicts offspring recruitment to the breeding population in a migratory bird by DiSciullo, Rachael A, Forsman, Anna M, Fitak, Robert R, Hunt, John, Nietlisbach, Pirmin, Thompson, Charles F, Sakaluk, Scott K

“…Bird song is a classic example of a sexually selected trait, but much of the work relating individual song components to fitness has not accounted for song…”
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Decision rules for egg-color-based rejection by two cavity-nesting hosts of the brown-headed cowbird by Di Giovanni, Alexander J, Villa, Juliana, Stanback, Mark T, Thompson, Charles F, Sakaluk, Scott K, Hauber, Mark E, Hanley, Daniel

“…Hosts of obligate avian brood parasites often evolve defense mechanisms to avoid rearing unrelated young. One common defense is egg rejection, for which hosts…”
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Interactive effects of increased nestbox temperature and vitamin E on nestling growth are attenuated by plasticity in female incubation effort by Duncan, Paige A., Tauber, Ashley M., Sakaluk, Scott K., Thompson, Charles F.

“…In recent years, temperatures have increased globally, and nestlings of many bird species are likely regularly exposed to increased temperatures both pre‐ and…”
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Persistent sex‐by‐environment effects on offspring fitness and sex‐ratio adjustment in a wild bird population by Bowers, E. Keith, Thompson, Charles F, Sakaluk, Scott K, Griffith, Simon

“…A major component of sex‐allocation theory, the Trivers–Willard model (TWM), posits that sons and daughters are differentially affected by variation in the…”
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Immune Activation Generates Corticosterone-Mediated Terminal Reproductive Investment in a Wild Bird by Bowers, E. Keith, Bowden, Rachel M., Sakaluk, Scott K., Thompson, Charles F.

“…Despite classical expectations of a trade-off between immune activity and reproduction, an emergent view suggests that individuals experiencing activation of…”
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Experimental manipulation of incubation period reveals no apparent costs of incubation in house wrens by Sakaluk, Scott K., Thompson, Charles F., Bowers, E. Keith

“…Fitness costs of incubation ensue whenever the trade-off between incubation and foraging leads to suboptimal incubation or decreased parental body condition…”
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Perceived threat to paternity reduces likelihood of paternal provisioning in house wrens by DiSciullo, Rachael A, Thompson, Charles F, Sakaluk, Scott K

“…Abstract Biparental care is a critical and, occasionally, unequally shared obligation that ensures that young survive to maturity. Such care may be complicated…”
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Elevated corticosterone during egg production elicits increased maternal investment and promotes nestling growth in a wild songbird by Bowers, E. Keith, Bowden, Rachel M., Thompson, Charles F., Sakaluk, Scott K.

“…Glucocorticoids circulating in breeding birds during egg production accumulate within eggs, and may provide a potent form of maternal effect on offspring…”
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Pre- and postnatal effects of experimentally manipulated maternal corticosterone on growth, stress reactivity and survival of nestling house wrens by Weber, Beth M., Bowers, E. Keith, Terrell, Kimberly A., Falcone, Josephine F., Thompson, Charles F., Sakaluk, Scott K.

“…Corticosterone plays a central role in maintaining homeostasis, promoting energy acquisition, and regulating the stress response in birds. Exposure to elevated…”
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Condition-Dependent Begging Elicits Increased Parental Investment in a Wild Bird Population by Bowers, E Keith, Jenkins, Jonathan B, Mueller, Alexander J, Miller, Kelly D, Thompson, Charles F, Sakaluk, Scott K

“…The coevolution of parental supply and offspring demand has long been thought to involve offspring need driving begging and parental care, leaving other…”
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Fitness–related consequences of egg mass in nestling house wrens by Styrsky, John D, Eckerle, Kevin P., Thompson, Charles F

“…The fitness–related consequences of egg mass, independent of confounding influences associated with parental quality, remain poorly understood for wild birds…”
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Spring temperatures influence selection on breeding date and the potential for phenological mismatch in a migratory bird by Bowers, E. Keith, Grindstaff, Jennifer L., Soukup, Sheryl Swartz, Drilling, Nancy E., Eckerle, Kevin P., Sakaluk, Scott K., Thompson, Charles F.

“…Climate change has affected the seasonal phenology of a variety of taxa, including that of migratory birds and their critical food resources. However, whether…”
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