Dr. Richard S. Ostfeld

Tab group

Overview

Dr. Ostfeld's research focuses on the interactions among organisms that influence: the risk of human exposure to vector-borne diseases; and the dynamics of terrestrial communities (e.g., tree regeneration, rodent and songbird populations, gypsy moths).

Publications

J. M. Jeschke, F. Keesing, and R. S. Ostfeld, “Novel Organisms: Comparing Invasive Species, GMOs, and Emerging Pathogens”, AMBIO, 2013.

F. Keesing and R. S. Ostfeld, “An ecosystem service of biodiversity – the protection of human health against infectious disease”, in New Directions in Conservation Medicine, by A. Aguirre, R.S. Ostfeld, and P. Daszak, eds., 2012.

A. Aguirre, G. Tabor, and R. S. Ostfeld, “Conservation medicine: the ontogeny of an emerging discipline”, in New Directions in Conservation Medicine, by A. Aguirre, R.S. Ostfeld, and P. Daszak, eds., 2012.

F. Keesing and R. S. Ostfeld, “Disease ecology”, in F. DeClerck et al. Integrating Ecology and Poverty Reduction , 2012, p. 217-230.

R. S. Ostfeld, “Ecology of Lyme Disease”, in K. C. Weathers, D. L. Strayer and G. E. Likens (eds.). Fundamentals of Ecosystem Science, 2012, p. 243-251.

R. S. Ostfeld and F. Keesing, “Effects of Host Diversity on Infectious Disease”, Annual Review of Ecology, Evolution, and Systematics, vol. 43, no. 1, p. 157-182, 2012.

L. E. Schwanz, M. A. Previtali, M. Gomes-Solecki, D. Brisson, and R. S. Ostfeld, “Immunochallenge reduces risk sensitivity during foraging in white-footed mice”, Anim. Behav., vol. 83, p. 155-161, 2012.

A. Swei, C. J. Briggs, R. S. Lane, and R. S. Ostfeld, “Impacts of an Introduced Forest Pathogen on the Risk of Lyme Disease in California”, Vector-Borne Zoonot. Dis., vol. 12, p. 623-632, 2012.

A. Kershenbaum, L. Stone, R. S. Ostfeld, and L. Blaustein, “Modelling Transmission of Vector-Borne Pathogens Shows Complex Dynamics When Vector Feeding Sites Are Limited”, PLoS One, vol. 7, 2012.

New directions in conservation medicine: applied cases of ecological health. 2012, p. 672.

J. L. Brunner, M. E. Killilea, and R. S. Ostfeld, “Overwintering Survival of Nymphal Ixodes scapularis (Acari: Ixodidae) Under Natural Conditions”, Journal of Medical Entomology, vol. 49, no. 5, p. 981 - 987, 2012.

M. A. Previtali, R. S. Ostfeld, F. Keesing, A. E. Jolles, R. Hanselmann, and L. B. Martin, “Relationship between pace of life and immune responses in wild rodents”, Oikos, vol. 121, p. 1483-1492, 2012.

F. Keesing, et al., “Reservoir Competence of Vertebrate Hosts for Anaplasma phagocytophilum”, Emerging Infectious Diseases, vol. 18, no. 12, p. 2013 - 2013, 2012.

M. H. Hersh, M. Tibbetts, M. Strauss, R. S. Ostfeld, and F. Keesing, “Reservoir Competence of Wildlife Host Species for Babesia microti”, Emerging Infectious Diseases, vol. 18, no. 12, 2012.

A. R. Rodriguez, R. S. Ostfeld, F. Keesing, and J. W. Reynolds, “The earthworms (Oligochaeta: Lumbricidae and Megascolecidae) of Dutchess County, New York, USA”, Megadrilogica, vol. 15, p. 141-150, 2012.

J. L. Schnurr, R. S. Ostfeld, and C. D. Canham, “The Influence of Nearest Seed Neighbors on Seed Removal in Deciduous Forests”, Northeast. Nat., vol. 19, p. 43-48, 2012.

R. S. Ostfeld and W. H. Schlesinger, The Year in Ecology and Conservation Biology 2012, vol. 1249. 2012, p. 246.

L. E. Schwanz, M. J. Voordouw, D. Brisson, and R. S. Ostfeld, “Borrelia burgdorferi has minimal impact on the Lyme disease reservoir host Peromyscus leucopus”, Vector-Borne Zoonot., vol. 11, p. 117-124, 2011.

S. L. LaDeau, G. Glass, N. T. Hobbs, A. L. Latimer, and R. S. Ostfeld, “Data-model fusion to better understand emerging pathogens and improve infectious disease forecasting”, Ecol. Appl., vol. 21, p. 1443-1460, 2011.

R. S. Ostfeld, “Ecology of Lyme disease”, in K. Weathers, D. Strayer, and G. Likens. Fundamentals of Ecosystem Science, 2011.

A. Swei, R. S. Ostfeld, R. S. Lane, and C. J. Briggs, “Effects of an invasive forest pathogen on abundance of ticks and their vertebrate hosts in a California Lyme disease focus”, Oecologia, vol. 166, p. 91-100, 2011.

F. Keesing, et al., “Effects of garlic mustard (Alliaria petiolata) on entomopathogenic fungi”, Ecoscience, vol. 18, p. 164-168, 2011.

A. Swei, R. S. Ostfeld, R. S. Lane, and C. J. Briggs, “Impact of the experimental removal of lizards on Lyme disease risk”, P. Roy. Soc. B.-Biol. Sci., vol. 278, p. 2970-2978, 2011.

J. Foley, D. Clifford, K. Castle, P. Cryan, and R. S. Ostfeld, “Investigating and Managing the Rapid Emergence of White-Nose Syndrome, a Novel, Fatal, Infectious Disease of Hibernating Bats”, Conserv. Biol., vol. 25, p. 223-231, 2011.

D. Brisson, C. Brinkley, P. T. Humphrey, B. D. Kemps, and R. S. Ostfeld, “It takes a community to raise the prevalence of a zoonotic pathogen”, Interdiscip Perspect Infect Dis., 2011.

L. E. Schwanz, D. Brisson, M. Gomes-Solecki, and R. S. Ostfeld, “Linking disease and community ecology through behavioural indicators: immunochallenge of white-footed mice and its ecological impacts”, J. Anim. Ecol., vol. 80, p. 204-214, 2011.

R. S. Ostfeld, Lyme disease: The ecology of a complex system. 2011, p. 216.

J. L. Brunner, et al., “Molting success of Ixodes scapularis varies among individual blood meal hosts and species”, J. Med. Ent., vol. 48, p. 860-866, 2011.

D. Simberloff, R. S. Ostfeld, and D. L. Strayer, “Non-natives: 141 scientists object (Response to Davis, et al., "Don't judge species on their origins".)”, Nature, vol. 475, p. 36, 2011.

J. Calabrese, J. L. Brunner, and R. S. Ostfeld, “Partitioning the aggregation of parasites on hosts into intrinsic and extrinsic components via an extended Poisson-gamma mixture model”, PLOS One, vol. 6, p. e29215, 2011.

P. Kinney, P. Sheffield, R. S. Ostfeld, J. Carr, R. Leichenko, and P. Vancura, “Public Health”, in C. Rosenzweig, W. Solecki, A. DeGaetano et al. (eds.) Responding to Climate Change in New York State: The ClimAID Integrated Assessment for Effective Climate Change Adaptation in New York State, vol. 1244, 2011, p. 397-438.

R. S. Ostfeld and W. H. Schlesinger, The year in ecology and conservation biology 2011, vol. 1223. 2011.

L. Blaustein, R. S. Ostfeld, and R. D. Holt, “A community-ecology framework for understanding vector and vector-borne disease dynamics”, Isr. J. Ecol. Evol., vol. 56, p. 251-262, 2010.

S. Carver, A. M. Kilpatrick, A. Kuenzi, R. Douglass, R. S. Ostfeld, and P. Weinstein, “Environmental monitoring to enhance comprehension and control of infectious diseases”, J. Environ. Monitor, vol. 12, p. 2048-2055, 2010.

F. Keesing, et al., “Impacts of biodiversity on the emergence and transmission of infectious diseases”, Nature, vol. 468, p. 647-652, 2010.

R. S. Ostfeld and C. G. Jones, “The ecology of place in oak forests: Progressive integration of pairwise interactions into webs”, in I. A. Billick and M. V. Price (eds). The Ecology of Place: Contributions of Place-based Research to Ecological Understanding, 2010, p. 207-228.

The Year in Ecology and Conservation Biology 2010, vol. 1195. 2010.

R. S. Ostfeld, M. Thomas, and F. Keesing, “Biodiversity and ecosystem function: perspectives on disease”, in S. Naeem, D. Bunker, A. Hector, M. Loreau, and C. Perrings, eds. Biodiversity and Human Impacts, 2009, p. 209-216.

M. J. Pongsiri, et al., “Biodiversity Loss Affects Global Disease Ecology”, BioScience, vol. 59, p. 945-954, 2009.

R. S. Ostfeld, “Biodiversity loss and the rise of zoonotic pathogens”, Clin. Microbiol. Infect., vol. 15, p. 40-43, 2009.

R. S. Ostfeld, “Climate change and the distribution and intensity of infectious diseases”, Ecology, vol. 90, p. 903-905, 2009.

B. F. Allan, et al., “Ecological correlates of risk and incidence of West Nile virus in the United States”, Oecologia, vol. 158, p. 699-708, 2009.

G. Suzan, et al., “Experimental evidence for reduced rodent diversity causing increased hantavirus prevalence”, PLOS One, vol. 4, p. e5461, 2009.

F. Keesing, et al., “Hosts as ecological traps for the vector of Lyme disease”, P. Roy. Soc. B.-Biol. Sci., vol. 276, p. 3911-3919, 2009.

S. Carver, A. Bestall, A. Jardine, and R. S. Ostfeld, “Influence of hosts on the ecology of arboviral transmission: Potential mechanisms influencing dengue, Murray Valley encephalitis, and Ross River virus in Australia”, Vector-Borne Zoonot., vol. 9, 2009.

E. M. Schauber, M. J. Connors, B. J. Goodwin, C. G. Jones, and R. S. Ostfeld, “Quantifying a dynamic risk landscape: Heterogeneous predator activity and implications for prey persistence”, Ecology, vol. 90, p. 240-251, 2009.

L. E. Schwanz, D. Brisson, M. Gomes-Solecki, and R. S. Ostfeld, “The impact of the spirochete Borrelia burgdorferi on white-footed mice: implications for the ecology of Lyme disease”, Integr. Comp. Biol, vol. 49, p. E153-E153, 2009.

The Year in Ecology and Conservation Biology 2009, vol. 1162. 2009.

D. Brisson, D. E. Dykhuizen, and R. S. Ostfeld, “Conspicuous impacts of inconspicuous hosts on the Lyme disease epidemic”, Proc. R. Soc. B., vol. 275, p. 227-235, 2008.

K. A. Schmidt, E. Lee, R. S. Ostfeld, and K. Sieving, “Eastern chipmunks increase their perception of predation risk in response to titmouse alarm calls”, Behavioral Ecology, vol. 19, p. 759-763, 2008.

K. A. Schmidt and R. S. Ostfeld, “Eavesdropping squirrels reduce their future value of food under the perceived presence of cache robbers”, Am. Nat., vol. 171, p. 386-393, 2008.

D. Molyneux, R. S. Ostfeld, A. Bernstein, and E. Chivian, “Ecosystem disturbance, biodiversity loss, and human infectious disease”, in E. Chivian and A. Bernstein (eds.). Sustaining Life: How Human Health Depends on Biodiversity, 2008.

J. L. Brunner, K. M. LoGiudice, and R. S. Ostfeld, “Estimating reservoir competence of Borrelia burgdorferi hosts: Prevalence and infectivity, sensitivity, and specificity”, J. Med. Ent., vol. 45, p. 139-147, 2008.

K. M. LoGiudice, S. T. K. Duerr, M. J. Newhouse, K. A. Schmidt, M. E. Killilea, and R. S. Ostfeld, “Impact of host community composition on Lyme disease risk”, Ecology, vol. 89, p. 2841-2849, 2008.

D. L. Ogada, M. E. Gadd, R. S. Ostfeld, T. P. Young, and F. Keesing, “Impacts of large herbivorous mammals on bird diversity and abundance in an African savanna”, Oecologia, vol. 156, p. 387-397, 2008.

Infectious Disease Ecology: Effects of Ecosystems on Disease and of Disease on Ecosystems. 2008, p. 506.

F. Keesing, R. S. Ostfeld, and V. T. Eviner, “Introduction”, in R. S. Ostfeld, F. Keesing, and V. Eviner (eds.). Infectious Disease Ecology: Effects of Ecosystems on Disease and of Disease on Ecosystems, 2008, p. 1-5.

R. S. Ostfeld, “Introduction to Section III”, in R. S. Ostfeld, F. Keesing, and V. Eviner (eds.). Infectious Disease Ecology: Effects of Ecosystems on Disease and of Disease on Ecosystems, 2008, p. 321-323.

J. L. Brunner and R. S. Ostfeld, “Multiple causes of variable tick burdens on small-mammal hosts”, Ecology, vol. 89, p. 2259-2272, 2008.

K. A. Schmidt and R. S. Ostfeld, “Numerical and behavioral effects within a pulse-driven system: Consequences for shared prey”, Ecology, vol. 89, p. 635-646, 2008.

R. S. Ostfeld and F. Keesing, “One acorn at a time: Understanding the spread of infectious diseases”. p. 19-21, 2008.

R. S. Ostfeld, “Parasites as weapons of mouse destruction”, J. Anim. Ecol., vol. 77, p. 201-204, 2008.

M. E. Killilea, A. Swei, R. S. Lane, C. J. Briggs, and R. S. Ostfeld, “Spatial dynamics of Lyme disease: A review”, EcoHealth, vol. 5, p. 167-95, 2008.

R. S. Ostfeld, F. Keesing, and V. T. Eviner, “The ecology of infectious diseases: progress, challenges, and frontiers”, in R. S. Ostfeld, F. Keesing, and V. Eviner (eds.). Infectious Disease Ecology: Effects of Ecosystems on Disease and of Disease on Ecosystems, 2008, p. 469-482.

The Year in Ecology and Conservation Biology, 2008. Annals of the New York Academy of Sciences, vol. 1134. 2008.

K. A. Schmidt, S. A. Rush, and R. S. Ostfeld, “Wood thrush nest success and post-fledging survival across a temporal pulse of small mammal abundance in an oak forest”, J. Anim. Ecol., vol. 77, p. 830-837, 2008.

R. S. Ostfeld, “Habitat fragmentation and disease ecology: The case of Lyme disease”, in K. A. Vogt, J. M. Honea, D. J. Vogt, R. L. Edmonds, T. Patel-Weynand, R. Sigurdardottir, and M. G. Andreu (eds.). Forests and Society: Sustainability and Life Cycles of Forests in Human Landscapes, 2007, p. 183-187.

R. S. Ostfeld and F. Keesing, “Pulsed resources and community responses: An exploration of factors influencing outcomes”, in J. Bissonette and I. Storch (eds.). Temporal Dimensions of Landscape Ecology: Wildlife Responses to Variable Resources, 2007, p. 30-42.

R. S. Ostfeld and J. N. Mills, “Social behavior, demography, and rodent-borne pathogens”, in J. O. Wolff and P. W. Sherman (eds.). Rodent Societies, 2007, p. 478-486.

E. M. Schauber, B. J. Goodwin, C. G. Jones, and R. S. Ostfeld, “Spatial selection and inheritance: Applying evolutionary concepts to population dynamics in heterogeneous space”, Ecology, vol. 88, p. 1112-1118, 2007.

L. A. Waller, B. J. Goodwin, M. L. Wilson, R. S. Ostfeld, S. Marshall, and E. B. Hayes, “Spatio-temporal patterns in county-level incidence and reporting of Lyme disease in the northeastern United States, 1990–2000”, Environ. Ecol. Stat., vol. 14, p. 83-100, 2007.

S. T. Giery and R. S. Ostfeld, “The role of lizards in the ecology of Lyme disease in two endemic zones of the northeastern United States”, J. Parasitol., vol. 93, p. 511-517, 2007.

V. Horobik, F. Keesing, and R. S. Ostfeld, “Abundance and Borrelia burgdorferi-infection prevalence of nymphal Ixodes scapularis ticks along forest–field edges”, EcoHealth, vol. 3, p. 262-268, 2006.

R. S. Ostfeld, C. D. Canham, K. Oggenfuss, R. J. Winchcombe, and F. Keesing, “Climate, deer, rodents, and acorns as determinants of variation in Lyme-disease risk”, PLoS Biology, vol. 4, p. e145, 2006.

R. S. Ostfeld, F. Keesing, and K. M. LoGiudice, “Community ecology meets epidemiology: The case of Lyme disease”, in S. Collinge and C. Ray (eds.). Disease Ecology: Community Structure and Pathogen Dynamics, 2006, p. 28-40.

R. S. Ostfeld, A. Price, V. L. Hornbostel, M. A. Benjamin, and F. Keesing, “Controlling ticks and tick-borne zoonoses with biological and chemical agents”, BioScience, vol. 56, p. 383-394, 2006.

F. Keesing, R. D. Holt, and R. S. Ostfeld, “Effects of species diversity on disease risk”, Ecol. Lett., vol. 9, p. 485-498, 2006.

A. Dobson, et al., “Sacred cows and sympathetic squirrels: The importance of biological diversity to human health”, PLoS Medicine, vol. 3, p. e231, 2006.

K. A. Schmidt, R. S. Ostfeld, and K. N. Smyth, “Spatial heterogeneity in predator activity, nest survivorship, and nest-site selection in two forest thrushes”, Oecologia, vol. 148, p. 22-29, 2006.

C. Kremen and R. S. Ostfeld, “A call to ecologists: Measuring, analyzing, and managing ecosystem services”, Front. Ecol. Environ., vol. 3, p. 540-548, 2005.

C. E. Burns, B. J. Goodwin, and R. S. Ostfeld, “A prescription for longer life? Bot fly parasitism of the white-footed mouse”, Ecology, vol. 86, p. 753-761, 2005.

V. Hornbostel, R. S. Ostfeld, and M. Benjamin, “Effectiveness of Metarhizium anisopliae (Deuteromycetes) against Ixodes scapularis (Acari: Ixodidae) engorging on Peromyscus leucopus”, J. Vector Ecol, vol. 30, p. 91-101, 2005.

K. A. Schmidt, L. Nelis, N. Briggs, and R. S. Ostfeld, “Invasive shrubs and songbird nesting success: Effects of climatic variability and predator abundance”, Ecol. Appl., vol. 15, p. 258-265, 2005.

B. J. Goodwin, C. G. Jones, E. M. Schauber, and R. S. Ostfeld, “Limited dispersal and heterogeneous predation risk synergistically enhance persistence of rare prey”, Ecology, vol. 86, p. 3139-3148, 2005.

V. L. Hornbostel, E. Zhioua, M. A. Benjamin, H. S. Ginsberg, and R. S. Ostfeld, “Pathogenicity of Metarhizium anisopliae (Deuteromycetes) and permethrin to Ixodes scapularis (Acari: Ixodidae) nymphs”, Exp. Appl. Acarol., vol. 35, p. 301-316, 2005.

R. S. Ostfeld, G. Glass, and F. Keesing, “Spatial epidemiology: An emerging (or re-emerging) discipline”, Trends Ecol. Evol., vol. 20, p. 328-336, 2005.

M. J. Connors, E. M. Schauber, A. Forbes, C. G. Jones, B. J. Goodwin, and R. S. Ostfeld, “Use of track plates to quantify predation risk at small spatial scales”, J. Mammal, vol. 86, p. 991-996, 2005.

E. M. Schauber, R. S. Ostfeld, and A. S. Evans, “What is the best predictor of annual Lyme disease incidence: Weather, mice, or acorns?”, Ecol. Appl., vol. 15, p. 575-586, 2005.

R. S. Ostfeld and R. D. Holt, “Are predators good for your health? Evaluating evidence for top-down regulation of zoonotic disease reservoirs”, Front. Ecol. Environ., vol. 2, p. 13-20, 2004.

J. L. Schnurr, C. D. Canham, R. S. Ostfeld, and R. S. Inouye, “Neighborhood analyses of small mammal dynamics: Impacts on seed predation and seedling establishment”, Ecology, vol. 85, p. 741-755, 2004.

J. R. Goheen, F. Keesing, B. F. Allan, D. Misurelli-Ogada, and R. S. Ostfeld, “Net effects of large mammals on Acacia seedling survival in an African savanna”, Ecology, vol. 85, p. 1555-1561, 2004.

R. S. Ostfeld and F. Keesing, “Oh the locusts sang, then they dropped dead”, Science, vol. 306, p. 1488-1489, 2004.

R. S. Ostfeld, P. Roy, W. Haumaier, L. Canter, F. Keesing, and E. Rowton, “Sand fly (Lutzomyia vexator) (Diptera: Psychodidae) populations in upstate New York: Abundance, microhabitat, and phenology”, J. Med. Ent., vol. 41, p. 774-778, 2004.

V. Hornbostel, R. S. Ostfeld, E. Zhioua, and M. Benjamin, “Sublethal effects of Metarhizium anisopliae (Deuteromycetes) on engorged larval, nymphal, and adult Ixodes scapularis (Acari: Ixodidae)”, J. Med. Ent., vol. 41, p. 922-929, 2004.

E. M. Schauber, R. S. Ostfeld, and C. G. Jones, “Type 3 functional response of mice to gypsy moth pupae: Is it stabilizing?”, Oikos, vol. 107, p. 592-602, 2004.

G. Wasserberg, Z. Abramsky, B. Kotler, R. S. Ostfeld, I. Yaron, and A. Warburg, “Anthropogenic disturbances enhance occurrence of cutaneous leishmaniasis in Israel deserts: Patterns and mechanisms”, Ecol. Appl., vol. 13, p. 868-881, 2003.

R. S. Ostfeld and K. M. LoGiudice, “Community disassembly, biodiversity loss, and the erosion of an ecosystem service”, Ecology, vol. 84, p. 1421-1427, 2003.

B. F. Allan, F. Keesing, and R. S. Ostfeld, “Effects of forest fragmentation on Lyme disease risk”, Conserv. Biol., vol. 17, p. 267-272, 2003.

M. T. Shaw, F. Keesing, R. McGrail, and R. S. Ostfeld, “Factors influencing the distribution of larval blacklegged ticks on rodent hosts”, Am. J. Trop. Med. Hyg., vol. 68, p. 447-452, 2003.

K. A. Schmidt and R. S. Ostfeld, “Mice in space: Space use predicts interactions between mice and songbirds”, Ecology, vol. 84, p. 3276-3283, 2003.

K. A. Schmidt and R. S. Ostfeld, “Songbird populations in fluctuating environments: Predator responses to pulsed resources”, Ecology, vol. 84, p. 406-415, 2003.

K. M. LoGiudice, R. S. Ostfeld, K. A. Schmidt, and F. Keesing, “The ecology of infectious disease: Effects of host diversity and community composition on Lyme disease risk”, Proc. Nat. Acad. Sci., vol. 100, p. 567-571, 2003.

A. K. Townsend, R. S. Ostfeld, and K. B. Geher, “The effects of bird feeders on Lyme disease prevalence and density of Ixodes scapularis (Acari: Ixodidae) in a residential area of Dutchess County, New York”, J. Med. Ent., vol. 40, p. 540-546, 2003.

Conservation Medicine: Ecological Health in Practice. 2002, p. 407.

R. S. Ostfeld, M. Pearl, and G. Meffe, “Conservation medicine: the birth of another crisis discipline”, in A. Aguirre, R. S. Ostfeld, G. Tabor, C. A. House, and M. Pearl (eds.). Conservation medicine: ecological health in practice, 2002, p. 17-26.

R. S. Ostfeld, “Ecological webs involving acorns and mice: basic research and its management implications”, in W. J. McShea and W. M. Healy (eds.). The Ecology and Management of Oaks for Wildlife, 2002, p. 196-214.

R. S. Ostfeld, F. Keesing, E. M. Schauber, and K. A. Schmidt, “The ecological context of infectious disease: diversity, habitat fragmentation, and Lyme disease risk in North America”, in A. Aguirre, R. S. Ostfeld, G. Tabor, C. A. House, and M. Pearl (eds.), 2002, p. 207-219.

G. M. Tabor, R. S. Ostfeld, M. Poss, A. P. Dobson, and A. Aguirre, “Conservation biology and the health sciences: research priorities of conservation medicine.”, in M. E. Soule and G. H. Orians (eds.). Conservation Biology: Research Priorities for the Next Decade, 2001, p. 155-174.

C. A. McGlynn and R. S. Ostfeld, “A study of the effects of invasive plant species on small mammals of the Hudson River freshwater marshes”, J. R. Waldman and W. C. Nieder (eds.). Final Reports of the Tibor T. Polgar Fellowship Program, 1999. p. 1-21, 2000.

R. S. Ostfeld and F. Keesing, “Biodiversity and disease risk: the case of Lyme disease”, Conserv. Biol., vol. 14, p. 722-728, 2000.

J. Pusenius and R. S. Ostfeld, “Effects of stoat's presence and auditory cues indicating its presence on tree seedling predation by meadow voles”, Oikos, vol. 91, p. 123-130, 2000.

A. R. Giardina, K. A. Schmidt, E. M. Schauber, and R. S. Ostfeld, “Modeling the role of songbirds and rodents in the ecology of Lyme disease”, Can. J. Zool., vol. 78, p. 2184-2197, 2000.

L. M. Connors, E. Kiviat, P. M. Groffman, and R. S. Ostfeld, “Muskrat (Ondatra zibethicus) disturbance to vegetation and potential net nitrogen mineralization and nitrification rates in a freshwater tidal marsh”, Am. Midl. Nat., vol. 148, p. 53-63, 2000.

J. Pusenius, R. S. Ostfeld, and F. Keesing, “Patch selection and tree seedling predation by resident vs. immigrant meadow voles”, Ecology, vol. 81, p. 2951-2956, 2000.

R. S. Ostfeld and F. Keesing, “Pulsed resources and community dynamics of consumers in terrestrial ecosystems”, Trends Ecol. Evol., vol. 15, p. 232-237, 2000.

R. S. Ostfeld and F. Keesing, “The role of biodiversity in the ecology of vector-borne zoonotic diseases”, Can. J. Zool., vol. 78, p. 2061-2078, 2000.

R. S. Ostfeld, “Disease”. p. 121-123, 1999.

R. S. Ostfeld and D. N. Lewis, “Experimental studies of interactions between wild turkeys and blacklegged ticks”, J. Vector Ecol, vol. 24, p. 182-186, 1999.

G. L. Kirkland, Jr. and R. S. Ostfeld, “Factors influencing variation among states in the number of federally listed and candidate mammals in the United States”, J. Mammal, vol. 80, p. 711-719, 1999.

K. A. Schmidt, R. S. Ostfeld, and E. M. Schauber, “Infestation of Peromyscus leucopus and Tamias striatus by the blacklegged tick, Ixodes scapularis (Acari: Ixodidae), in relation to the abundance of hosts and parasites”, J. Med. Ent., vol. 36, p. 749-757, 1999.

R. S. Ostfeld, R. H. Manson, and C. D. Canham, “Interactions between meadow voles and white-footed mice at forest-oldfield edges: competition and net effects on tree invasion of oldfields”, in G. W. Barrett and J. D. Peles (eds.). Landscape Ecology of Small Mammals, 1999, p. 229-247.

F. Keesing and R. S. Ostfeld, “Linking dispersal and population dynamics of white-footed mice to community dynamics in a patchy landscape: a prospectus for research. [in Russian]”, Siberian J. Ecol., vol. 1, p. 15-22, 1999.

R. S. Ostfeld and C. G. Jones, “Peril in the understory”, Audubon Magazine, vol. 101, p. 74-82, 1999.

R. H. Manson, R. S. Ostfeld, and C. D. Canham, “Responses of a small mammal community to heterogeneity along forest-oldfield edges”, Landscape Ecol., vol. 14, p. 355-367, 1999.

C. G. Jones, R. S. Ostfeld, M. P. Richard, E. M. Schauber, and J. O. Wolff, “Chain reactions linking acorns to gypsy moth outbreaks and Lyme disease risk”, Science, vol. 279, p. 1023-1026, 1998.

E. M. Schauber, S. Gertz, W. Maple, and R. S. Ostfeld, “Coinfection of black-legged ticks (Acari: Ixodidae) in Dutchess County, New York, with the agents of Lyme disease and human granulocytic ehrlichiosis”, J. Med. Ent., vol. 35, p. 901-903, 1998.

S. R. Pugh and R. S. Ostfeld, “Effects of prior population density on space use by meadow voles, Microtus pennsylvanicus”, J. Mammal, vol. 79, p. 551-557, 1998.

J. Van Buskirk and R. S. Ostfeld, “Habitat heterogeneity, dispersal, and local risk of exposure to Lyme disease”, Ecol. Appl., vol. 8, p. 365-378, 1998.

R. S. Ostfeld, F. Keesing, C. G. Jones, C. D. Canham, and G. M. Lovett, “Integrative ecology and the dynamics of species in oak forests”, Integr. Biol, vol. 1, p. 178-186, 1998.

C. G. Jones, R. S. Ostfeld, M. P. Richard, E. M. Schauber, and J. O. Wolff, “Mast seeding and Lyme disease”, Trends Ecol. Evol., vol. 13, p. 506, 1998.

R. H. Manson, R. S. Ostfeld, and C. D. Canham, “The effects of tree seed and seedling density on predation rates by rodents in old fields”, Ecoscience, vol. 5, p. 183-190, 1998.

R. S. Ostfeld, “The importance of interactions in the population ecology of the vole Clethrionomys rufocanus”, Res. Popul. Ecol., vol. 40, p. 131-133, 1998.

R. S. Ostfeld, C. G. Jones, M. P. Richard, E. M. Schauber, and J. O. Wolff, “Tick population trends and forest type [Response to Ginsberg et al.]”, Science, vol. 281, p. 350-351, 1998.

R. S. Ostfeld, S. T. A. Pickett, M. Shachak, and G. E. Likens, “Defining the scientific issues”, in S. T. A. Pickett, R. S. Ostfeld, M. Shachak, and G. E. Likens (eds.). The Ecological Basis of Conservation: Heterogeneity, Ecosystems, and Biodiversity, 1997, p. 3-10.

P. Turchin and R. S. Ostfeld, “Effects of density and season on the population rate of change in the meadow vole”, Oikos, vol. 78, p. 355-361, 1997.

R. S. Ostfeld, R. H. Manson, and C. D. Canham, “Effects of rodents on survival of tree seeds and seedlings invading old fields”, Ecology, vol. 78, p. 1531-1542, 1997.

The Ecological Basis of Conservation: Heterogeneity, Ecosystems, and Biodiversity. 1997, p. 466.

R. S. Ostfeld, “The ecology of Lyme-disease risk”, Am. Sci., vol. 85, p. 338-346, 1997.

S. T. A. Pickett, M. Shachak, R. S. Ostfeld, and G. E. Likens, “Toward a comprehensive conservation theory”, in S. T. A. Pickett, R. S. Ostfeld, M. Shachak, and G. E. Likens (eds.). The Ecological Basis of Conservation: Heterogeneity, Ecosystems, and Biodiversity, 1997, p. 384-399.

R. S. Ostfeld, M. C. Miller, and K. R. Hazler, “Causes and consequences of tick (Ixodes scapularis) burdens on white-footed mice (Peromyscus leucopus)”, J. Mammal, vol. 77, p. 266-273, 1996.

R. S. Ostfeld and R. H. Manson, “Long-distance homing in meadow voles, Microtus pennsylvanicus”, J. Mammal, vol. 77, p. 870-873, 1996.

R. S. Ostfeld, C. G. Jones, and J. O. Wolff, “Of mice and mast: ecological connections in eastern deciduous forests”, BioScience, vol. 46, p. 323-330, 1996.

R. S. Ostfeld, K. R. Hazler, and O. M. Cepeda, “Temporal and spatial dynamics of ticks (Ixodes scapularis) in a rural landscape”, J. Med. Ent., vol. 33, p. 90-95, 1996.

J. Van Buskirk and R. S. Ostfeld, “Controlling Lyme disease by modifying density and species composition of tick hosts”, Ecol. Appl., vol. 5, p. 1133-1140, 1995.

R. S. Ostfeld and C. D. Canham, “Density-dependent processes in meadow voles: an experimental approach”, Ecology, vol. 76, p. 521-532, 1995.

R. S. Ostfeld and C. D. Canham, “Ecological perspectives on tree invasion in rights-of-way: Effects of herbivory by mammals”, G. Doucet, C. Séguin, and M. Giguère (eds.). p. 159-164, 1995.

C. D. Canham, J. D. Hill, A. R. Berkowitz, and R. S. Ostfeld, “Ecological perspectives on tree invasion in rights-of-way: Quantifying variation among communities in resistance to tree invasion”, G. Doucet, C. Séguin, and M. Giguère (eds.). p. 81-86, 1995.

R. S. Ostfeld, O. M. Cepeda, K. R. Hazler, and M. C. Miller, “Ecology of Lyme disease: habitat associations of ticks (Ixodes scapularis) in a rural landscape”, Ecol. Appl., vol. 5, p. 353-361, 1995.

K. R. Hazler and R. S. Ostfeld, “Larval density and feeding success of Ixodes scapularis on two species of Peromyscus”, J. Parasitol., vol. 81, p. 870-875, 1995.

K. L. Gage, R. S. Ostfeld, and J. G. Olson, “Nonviral vector-borne zoonoses associated with mammals in the United States”, J. Mammal, vol. 76, p. 695-715, 1995.

R. S. Ostfeld, “The fence effect reconsidered”, Oikos, vol. 70, p. 340-348, 1994.

R. S. Ostfeld, N. Lewin, J. L. Schnurr, S. T. A. Pickett, and C. D. Canham, “The roles of small rodents in creating patchy environments”, Pol. Ecol. Stud., vol. 20, p. 265-276, 1994.

S. T. A. Pickett and R. S. Ostfeld, “The shifting paradigm in ecology”, Ecol. Environ., vol. 3, p. 151-159, 1994.

R. S. Ostfeld, M. C. Miller, and J. L. Schnurr, “Ear-tagging increases tick (Ixodes dammini) infestation rates of white-footed mice (Peromyscus leucopus)”, J. Mammal, vol. 74, p. 651-655, 1993.

R. S. Ostfeld and C. D. Canham, “Effects of meadow vole population density on tree seedling survival in old fields”, Ecology, vol. 74, p. 1792-1801, 1993.

R. S. Ostfeld and C. D. Canham, Effects of meadow vole population density on tree seedling survival in rights-of-way. 1993, p. 299-318.

R. S. Ostfeld, C. D. Canham, and S. R. Pugh, “Intrinsic density-dependent regulation of vole populations”, Nature, vol. 366, p. 259-261, 1993.

S. R. Pugh, R. S. Ostfeld, and R. H. Tamarin, “Reproductive asynchrony and its potential role in the mating system of meadow voles”, Acta Theriol, vol. 383, p. 263-271, 1993.

R. S. Ostfeld and E. J. Heske, “Sexual dimorphism and mating systems in voles”, J. Mammal, vol. 74, p. 230-233, 1993.

Vegetation Dynamics Along Utility Rights-of-Way: Factors Affecting the Ability of Shrub and Herbaceous Communities to Resist Invasion by Trees, vol. 347. 1993.

R. S. Ostfeld, “Do changes in female relatedness determine demographic patterns in microtine rodents?”, Oikos, vol. 65, p. 531-534, 1992.

R. S. Ostfeld, M. C. Miller, and J. L. Schnurr, “Effects of ear-tagging on infestation rates of Peromyscus leucopus with deer ticks (Ixodes dammini)”, vol. 13. p. 31, 1992.

R. S. Ostfeld, “Effects of habitat patchiness on population dynamics: a modelling approach”, in D. R. McCullough and R. H. Barrett (eds.). Wildlife 2001: Populations, 1992, p. 851-863.

R. S. Ostfeld, “Small-mammal herbivores in a patchy environment: individual strategies and population responses”, in M. D. Hunter, T. Ohgushi, and P. W. Price (eds.). Effects of Resource Distribution on Animal-Plant Interactions, 1992, p. 43-74.

J. Lidicker, W. Z. and R. S. Ostfeld, “Extra-large body size in California voles: causes and fitness consequences”, Oikos, vol. 61, p. 108-121, 1991.

R. S. Ostfeld, “Measuring diving success in otters”, Oikos, vol. 60, p. 258-260, 1991.

R. S. Ostfeld, “Reply to G. Bujalska re "The ecology of territoriality in bank voles."”, Trends Ecol. Evol., vol. 6, p. 301, 1991.

R. S. Ostfeld and L. L. Klosterman, “Microtine social systems, adaptation, and the comparative method”, in R. H. Tamarin, R. S. Ostfeld, S. R. Pugh, and G. Bujalska (eds.), 1990, p. 35-44.

E. J. Heske and R. S. Ostfeld, “Sexual dimorphism in size, relative size of testes, and mating systems of North American voles”, J. Mammal, vol. 71, p. 510-519, 1990.

Social Systems and Population Cycles in Voles. 1990, p. 229.

R. S. Ostfeld, “The ecology of territoriality in small mammals”, Trends Ecol. Evol., vol. 5, p. 411-415, 1990.

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