Research Publications

* denotes student authors

**NOTE: pdf copies are provided as reprints -- one copy for your personal use**

P.K. Eason and P.V. Switzer (in press). Spatial learning in dragonflies. International Journal of Comparative Psychology.

Switzer, P.V. (2005). Possible settlement benefits related to site fidelity for the territorial dragonfly, Perithemis tenera (Say) (Anisoptera: Libellulidae). Odonatologica 34(4): 397-405.

Saeki, Y.*, K.C. Kruse, and P.V. Switzer. (2005). Physiological costs of mate guarding in the Japanese beetle (Popillia japonica Newman). Ethology 111: 863-877. pdf copy

Saeki, Y.*, K.C. Kruse, and P.V. Switzer. (2005). The social environment affects mate guarding behavior in Japanese beetles, Popillia japonica. 6pp. Journal of Insect Science 5:18, available online insectscience.org/5.18

Nathan, B.P., R. Nisar*, J. Short*, S. Randall*, E. Grissom*, G. Griffin*, P.V. Switzer and R.G. Struble. (2005). Delayed olfactory nerve regeneration in ApoE-deficient mice. Brain Research 1041(1): 87-94.   pdf copy

Saeki, Y.*, K.C. Kruse, and P.V. Switzer. (2005). Male preference for large females and female reproductive condition in the Japanese beetle Popillia japonica (Coleoptera: Scarabaeidae). Journal of the Kansas Entomological Society 78(1): 13-19. pdf copy

Ish, T., E.J. Dick, P.V. Switzer, and M. Mangel. (2004). Environment, krill and squid: from fisheries to life histories and back again.  Deep Sea Research: Topical Studies in Oceanography. pdf copy

Switzer, P.V., P.S. Forsythe*, K. Escajeda*, and K.C. Kruse. (2004). Effects of environmental and social conditions on homosexual pairing in the Japanese beetle (Popillia japonica Newman). Journal of Insect Behavior 17(1): 1-16.   pdf copy

Switzer, P.V. (2004). Fighting behavior and prior residency advantage in the territorial dragonfly, Perithemis tenera. Ethology, Ecology and Evolution 16(1): 71-89.   pdf copy

Nathan, B.P., J.Yost*, M.T. Litherland*, R.G. Struble, and P.V. Switzer. (2004). Olfactory function in ApoE knockout mice. Behavioural Brain Research 150(1-2): 1-7.   pdf copy

Eason, P.K. and P.V. Switzer. (2004) The costs of neighbors for a territorial dragonfly, Perithemis tenera. Ethology 110: 37-47.  pdf copy

Switzer, P.V. and P.K. Eason. (2003). Space use in territorial amberwing dragonflies:  Are residents female maximizers or neighbor minimizers?  Behavioral Ecology and Sociobiology 54(4): 321-328. pdf copy

Switzer, P.V., J.A. Switzer*, and I.C. Switzer*. (2003). New Illinois butterfly records for Clark, Coles, Cumberland, Douglas, and Edgar Counties. Transactions of the Illinois State Academy of Science 96(3): 235-241. pdf copy

Alonzo, S., P.V. Switzer, and M. Mangel. (2003). Using individual behavior to predict the indirect effects of Antarctic krill fisheries on penguin foraging. Journal of Applied Ecology 40: 692-702 . pdf copy

Forsythe, P.S.*, D.S. Wyatt*, and P.V. Switzer. (2003). Effects of experience and body size on refuge choice in the crayfish Orconectes immunis. Journal of Freshwater Ecology 18(2): 305-313.

Alonzo, S., P.V. Switzer, and M. Mangel. (2003). Ecological games in space and time: the distribution and abundance of Antarctic krill and penguins. Ecology 84(6): 1598-1607.  pdf copy

Bollinger, E.K. and P.V. Switzer. (2002). Modeling the impact of edge avoidance on avian nest densities in habitat fragments.  Ecological Applications 12(6): 1567-1575.  pdf copy

Switzer, P.V. (2002). Individual variation in the duration of territory occupation by males of the dragonfly Perithemis tenera (Odonata: Libellulidae). Annals of the Entomological Society of America 95(5): 628-636. pdf copy

Switzer, P.V. (2002).  Territory quality, habitat selection, and competition in the amberwing dragonfly, Perithemis tenera (Say) (Odonata: Libellulidae): population patterns as a consequence of individual behavior.  Journal of the Kansas Entomological Society75(3): 145-157. pdf copy

Switzer, P.V., J.A. Stamps, and M. Mangel. (2001).  When should a territory resident attack?  Animal Behaviour 62(4): 749-759.   pdf copy

Switzer, P.V., K. Escajeda*, and K.C. Kruse. (2001). Pairing patterns in Japanese beetles (Popillia japonica Newman): effects of sex ratio and time of day.  Journal of Insect Behavior 14(6): 713-724. pdf copy

Schultz, J.K.* and P.V. Switzer (2001). Pursuit of heterospecific targets by territorial  amberwing dragonflies (Perithemis tenera): a case of mistaken identity. Journal of Insect Behavior 14(5): 607-620.   pdf copy

Van Timmeren, S.J.*, P.V. Switzer, and K.C. Kruse. (2001). Emergence and reproductive patterns in the Japanese beetle, Popillia japonica (Coleoptera: Scarabaeidae). Journal of the Kansas Entomological Society 74(1): 17-27.  pdf copy

Baack, J.* and P.V. Switzer (2000).  Alarm calls affect foraging behavior in Eastern chipmunks  Tamias striatus. Ethology 106(12): 1057-1066.   pdf copy

Switzer, P.V. and G.F. Grether. (2000). Characteristics and possible functions of traditional night roosting aggregations in rubyspot damselflies. Behaviour 137(4): 401-416.   pdf copy

Grether, G.F. and P.V. Switzer. (2000). Mechanisms for the formation and maintenance of traditional night roost aggregations in a territorial damsefly. Animal Behaviour 60(5): 569-579.   pdf copy

Switzer, P.V. and P.K. Eason. (2000). Proximate constraints on intruder detection in the dragonfly Perithemis tenera (Odonata: Libellulidae):  effects of angle of approach and background. Annals of the Entomological Society of America 93(2): 333-339.  pdf copy

Switzer, P.V. and J.K. Schultz*. (2000). The male-male tandem:  a novel form of mate guarding in Perithemis tenera (Say) (Anisoptera: Libellulidae). Odonatologica 29(2): 157-161.  pdf copy

Switzer, P.V. and W. Walters*.  (1999). Choice of lookout posts by territorial amberwing  dragonflies (Perithemis tenera) (Anisoptera: Libellulidae).  Journal of Insect Behavior 12(3):  385-398. pdf copy

Switzer, P.V. and D.A. Cristol. (1999). Avian prey-dropping behavior. I. The effects of prey characteristics and prey loss. Behavioral Ecology 10(3): 213-219.  pdf copy

Cristol, D.A. and P.V. Switzer. (1999). Avian prey-dropping behavior. II.  American crows and walnuts.  Behavioral Ecology 10(3): 220-226.  pdf copy

Moore, J.E.* and P.V. Switzer. (1998).  Pre-roosting aggregations in the American crow, Corvusbrachyrhynchos. Canadian Journal of Zoology 76(3): 508-512.  pdf copy

Mangel, M. and P.V. Switzer. (1998). A model at the level of the foraging trip for the  indirect effects of krill (Euphausia superba) fisheries on krill predators.  Ecological  Modelling 105: 235-256.   pdf copy

Foin, T.C., S.P.D. Riley, A.L. Pawley, D.R. Ayres, T.M. Carlsen, P.J. Hodum, and P.V. Switzer. (1998). Improving recovery planning for threatened and endangered species.  BioScience 48(3):  177-184. pdf copy

Switzer, P.V. (1997).  Past reproductive success affects future habitat selection.  Behavioral Ecology and Sociobiology 40(5): 307-312.   pdf copy

Switzer, P.V. (1997).  Factors influencing the site fidelity of a territorial animal, Perithemis tenera.  Animal Behaviour 43(4): 865-877.   pdf copy

Cristol, D.A., P.V. Switzer, K.L. Johnson*, and L.S. Walke*.  (1997).  Crows do not use automobiles as nutcrackers:  putting an oft-repeated anecdote to the test.  Auk 114(2): 296-298. pdf copy

Switzer, P.V. (1993). Site fidelity in predictable and unpredictable habitats. Evolutionary Ecology  7: 533-555.  pdf copy