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Jeffrey R. Lucas

Researcher at Purdue University

Publications -  119
Citations -  4255

Jeffrey R. Lucas is an academic researcher from Purdue University. The author has contributed to research in topics: Foraging & Poecile. The author has an hindex of 38, co-authored 115 publications receiving 3931 citations. Previous affiliations of Jeffrey R. Lucas include University of Oxford & University of Florida.

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Heat or Insulation: Behavioral Titration of Mouse Preference for Warmth or Access to a Nest

TL;DR: Overall, mice of different strains and sexes prefer temperatures between 26–29°C and the shift from thermotaxis to nest building is seen between 6 and 10 g of material, but up to 10 grams may be needed to alleviate thermal distress under typical temperatures.
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Death and disappearance: estimating mortality risks associated with philopatry and dispersal

TL;DR: A graphical framework within which census data and behavioral observations can be used to place bounds on e, s, and sp is described, which reveals unexpected differences in dispersal risk among sex and age classes of dwarf mongooses.
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The Role of Foraging Time Constraints and Variable Prey Encounter in Optimal Diet Choice

TL;DR: Optimal diet choice is analyzed by relaxing two sets of assumptions made in previous optimality models and it is shown that as variance in prey encounter rate increases, the time over which the forager estimates prey encounter rates will have a strong effect on the ability of the foragers to maximize the net rate of energy intake.
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Impact of nesting material on mouse body temperature and physiology

TL;DR: It is hypothesized that nesting material would allow mice to alleviate cold stress by controlling their thermal microenvironment, thus insulating them, reducing heat loss and thermogenic processes, and reducing the need for non-shivering thermogenesis.
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Does hippocampal size correlate with the degree of caching specialization

TL;DR: The results show a surprising difference between continents, with North American species possessing significantly smaller hippocampi than Eurasian ones and the continent effect, which makes the hoarding capacity/hippocampal formation correlation clearly significant in both families.