Search Results - "Pollock, Henry S."

Insulin signaling is involved in the regulation of worker division of labor in honey bee colonies by Ament, Seth A, Corona, Miguel, Pollock, Henry S, Robinson, Gene E

“…It has been proposed that one route of behavioral evolution involves novel regulation of conserved genes. Age-related division of labor in honey bee colonies,…”
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Ecologically appropriate xenobiotics induce cytochrome P450s in Apis mellifera by Johnson, Reed M, Mao, Wenfu, Pollock, Henry S, Niu, Guodong, Schuler, Mary A, Berenbaum, May R

“…Honey bees are exposed to phytochemicals through the nectar, pollen and propolis consumed to sustain the colony. They may also encounter mycotoxins produced by…”
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Army-ant following in Neotropical birds: A review and prospectus by Martínez, Ari E., Pollock, Henry S., Rodrigues, Patricia F., Touchton, Janeene M.

“…Army-ants (particularly swarm-raiding species Eciton burchellii and Labidus praedator) are keystone predators in Neotropical forests. Hundreds of associated…”
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Disentangling environmental drivers of metabolic flexibility in birds: the importance of temperature extremes versus temperature variability by Stager, Maria, Pollock, Henry S., Benham, Phred M., Sly, Nicholas D., Brawn, Jeffrey D., Cheviron, Zachary A.

“…Examining physiological traits across large spatial scales can shed light on the environmental factors driving physiological variation. For endotherms,…”
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Cyclic bouts of extreme bradycardia counteract the high metabolism of frugivorous bats by O'Mara, M Teague, Wikelski, Martin, Voigt, Christian C, Ter Maat, Andries, Pollock, Henry S, Burness, Gary, Desantis, Lanna M, Dechmann, Dina Kn

“…Active flight requires the ability to efficiently fuel bursts of costly locomotion while maximizing energy conservation during non-flying times. We took a…”
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Nest-site selection and breeding biology of the locally endangered Micronesian Starling (Aplonis opaca) informs its recovery on Guam by Savidge, Julie A., Kastner, Martin, Pollock, Henry S., Seibert, Thomas F.

“…Micronesian Starlings (Aplonis opaca) are one of two native forest bird species that have survived on the island of Guam despite predation by invasive brown…”
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Heart rate reveals torpor at high body temperatures in lowland tropical free-tailed bats by O'Mara, M. Teague, Rikker, Sebastian, Wikelski, Martin, Ter Maat, Andries, Pollock, Henry S., Dechmann, Dina K. N.

“…Reduction in metabolic rate and body temperature is a common strategy for small endotherms to save energy. The daily reduction in metabolic rate and…”
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Heat tolerances of temperate and tropical birds and their implications for susceptibility to climate warming by Pollock, Henry S., Brawn, Jeffrey D., Cheviron, Zachary A., Williams, Tony

“…Characterizing heat tolerance is critical for predicting an organism's vulnerability to climate warming. Recent studies of ectotherms report that impacts of…”
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Long-term monitoring reveals widespread and severe declines of understory birds in a protected Neotropical forest by Pollock, Henry S, Toms, Judith D, Tarwater, Corey E, Benson, Thomas J, Karr, James R, Brawn, Jeffrey D

“…Long-term studies on the population dynamics of tropical resident birds are few, and it remains poorly understood how their populations have fared in recent…”
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Long‐term monitoring reveals the long lifespans of Neotropical forest landbirds by Pollock, Henry S., Tarwater, Corey E., Karr, James R., Brawn, Jeffrey D.

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Equivocal support for the climate variability hypothesis within a Neotropical bird assemblage by Pollock, Henry S., Rutt, Cameron L., Cooper, William Justin, Brawn, Jeffrey D., Cheviron, Zachary A., Luther, David A.

“…The climate variability hypothesis posits that an organism's exposure to temperature variability determines the breadth of its thermal tolerance and has become…”
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Brood Parasites Are a Heterogeneous and Functionally Distinct Class of Natural Enemies by Pollock, Henry S., Hoover, Jeffrey P., Uy, Floria M.K., Hauber, Mark E.

“…Brood parasitism is the introduction of unrelated progeny into the nest or colony of a host that then raises the foreign young. This reproductive strategy has…”
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Following the feeder: A global synthesis of disturbance‐based foraging associations of birds by Dominguez, Jonah S., Hauber, Mark E., Tarwater, Corey E., Williams, Emily, MacDonald, Sean, Strejc, Bridget, Pollock, Henry S.

“…Species interactions link animal behaviour to community structure and macroecological patterns of biodiversity. One common type of trophic species interaction…”
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Synergistic Interactions Between In-Hive Miticides in Apis mellifera by Johnson, Reed M, Pollock, Henry S, Berenbaum, May R

“…The varroa mite, Varroa destructor Anderson & Trueman, is a devastating pest of honey bees, Apis mellifera L., that has been primarily controlled over the last…”
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Dry season intensity has equivocal effects on the nutritional condition of understory birds in a Neotropical forest by Nishikawa, Elise T., Pollock, Henry S., Brawn, Jeffrey D.

“…Rainfall regime, the amount and timing of annual precipitation, can influence the breeding phenology, individual fitness, and population dynamics of tropical…”
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What the pluck? The theft of mammal hair by birds is an overlooked but common behavior with fitness implications by Pollock, Henry S., MacDonald, Sean E., Vizentin-Bugoni, Jeferson, Brawn, Jeffrey D., Sutton, Zachary S., Hauber, Mark E.

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First Observation of a Disturbance Foraging Association between Obligate Ant-following Birds and a Tamandua Anteater in Central Panama by Pollock, Henry S.

“…Disturbance foraging – the use of disturbances created by other animals to locate cryptic or sedentary prey – is a widespread phenomenon, particularly in…”
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Absence of microclimate selectivity in insectivorous birds of the Neotropical forest understory by Pollock, Henry S., Cheviron, Zachary A., Agin, T.J., Brawn, Jeffrey D.

“…•We examined microclimate associations of understory insectivorous birds in Panama.•None of nine insectivore species selected microclimates different from…”
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What's the rumpus? Resident temperate forest birds approach an unfamiliar neotropical alarm call across three continents by Dominguez, Jonah S, Rakovic, Marko, Li, Donglai, Pollock, Henry S, Lawson, Shelby, Novcic, Ivana, Su, Xiangting, Zeng, Qisha, Al-Dhufari, Roqaya, Johnson-Cadle, Shanelle, Boldrick, Julia, Chamberlain, Mac, Hauber, Mark E

“…Alarm signals have evolved to communicate pertinent threats to conspecifics, but heterospecifics may also use alarm calls to obtain social information. In…”
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Functional robustness of seed dispersal by a remnant frugivore population on a defaunated tropical island by Kastner, Martin, Pollock, Henry S., Savidge, Julie A., Fricke, Evan C., Rogers, Haldre S.

“…We surveyed zoochorous seedlings at an urbanized site on Guam with a remnant population of frugivores, and an otherwise similar site lacking all frugivores…”
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