Member of faculty at KU from 1972 to 2010. Principal research interests -- population ecology and data analysis.
Recent Publications
2009
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2009. Environmental correlates of survival and reproduction in old-field rodents. Journal of Mammalogy. 90:680-685.
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2009. Comparative population dynamics of Peromyscus leucopus in North America: influences of climate, food, and density dependence. Population Ecology . 51:133-144.
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2009. Detection, survival rates and dynamics of a cryptic plant, Asclepias meadii : applications of mark-recapture models to long-term monitoring studies. Journal of Ecology. 97:267-276. Abstract
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2009. Geographic variation in dynamics of an annual plant with a seed bank. Journal of Ecology. 97:1390-1400. Abstract
2008
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2008. Density-dependent recruitment in grassland small mammals. Journal of Animal Ecology. 77:57-65. Abstract
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2008. Variation in vigilance in white-tailed deer (Odocoileus virginianus) in northeastern Kansas. American Midland Naturalist. 159:67-74. Abstract
2007
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2007. Demography and environmental stochasticity: empirical estimates of survival in three grassland rodents. Journal of Zoology. 272:110-115. Abstract
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2007. Summer captures of Reithrodontomys megalotis in elevated traps. Southwestern Naturalist. 52:79-82. Abstract
2006
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2006. Impact on rodents of mowing strips in old fields of eastern Kansas. Journal of Mammalogy. 87:97-101. Abstract
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2006. Environmental stochasticity: empirical estimates of prairie vole survival with implications for demographic models. Canadian Journal of Zoology-Revue Canadienne De Zoologie. 84:635-642. Abstract
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2006. Demography and environmental stochasticity: Empirical estimates of cotton rat survival. Journal of Mammalogy. 87:433-439. Abstract
2004
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2004. Effects of supplemental food on movements of cotton rats (Sigmodon hispidus) in northeastern Kansas. Journal of Mammalogy. 85:1102-1105. Abstract
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2004. Long-term dynamics of a grassland rodent community. Journal of Mammalogy. 85:552-561. Abstract
2003
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2003. Estimation of population size and probabilities of survival and detection in Mead's milkweed. Ecology. 84:791-797. Abstract
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2003. The effect of supplemental food on the growth rates of neonatal, young, and adult cotton rats (Sigmodon hispidus) in northeastern Kansas, USA. Acta Oecologica-International Journal of Ecology. 24:187-193. Abstract
2002
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2002. Long-distance movements in cotton rats (Sigmodon hispidus) and prairie voles (Microtus ochrogaster) in northeastern Kansas. American Midland Naturalist. 148:309-319. Abstract
2001
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2001. Effects of habitat destruction and resource supplementation in a predator-prey metapopulation model. Journal of Theoretical Biology. 210:287-303. Abstract
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2001. Influences of weather and moonlight on activity patterns of small mammals: a biogeographical perspective. Canadian Journal of Zoology-Revue Canadienne De Zoologie. 79:966-972. Abstract
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2001. Effect of density reduction on Uinta ground squirrels: Analysis of life table response experiments. Ecology. 82:1921-1929. Abstract
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2001. Diversity of a grassland rodent community at varying temporal scales: The role of ecologically dominant species. Journal of Mammalogy. 82:974-983. Abstract

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