Areas of Expertise
ecology, conservation, biology, herpetology (zoology), evolutionary biology
Contributions: (published works or studies, conference presentations)
Ryan, T. J., C. A. Conner*, B. A. Douthitt*, S. C. Sterrett*, and C. M. Salsbury. 2008. Movement and habitat use of two aquatic turtles (Graptemys geographica and Trachemys scripta) in an urban landscape. Urban Ecosystems 11:213-225.
Ryan, T. J. 2007. Hydroperiod and metamorphosis in the small-mouthed salamander (Ambystoma
texanum). Northeastern Naturalist14:419-428.
R. D. Semlitsch, T. J. Ryan, M. Chatfield, B. Drehman, K. Hamed, N. Pekarek, and M. Spath. 2007. Legacy of land use in Southern Appalachian forests: effects on terrestrial salamander abundance along edges and within abandoned logging roads. Conservation Biology 21:159-167.
Ryan, T. J., and A. Lambert*. 2005. Presence and colonization of Placobdella on two species of freshwater turtles (Graptemys geographica and Sternotherus odoratus). Journal of Herpetology 39:284-287.
Conner, C. A.*, B. A. Douthitt*, and T. J. Ryan. 2005. Descriptive ecology of a turtle assemblage in an urban landscape. American Midland Naturalist 153:426-435.
Ryan, T. J., and G. A. Plague. 2004. Breeding asynchrony, survival, and the fitness of alternative adult morphs in Ambystoma talpoideum. Oecologia 140:46-51.
Ryan, T. J., and R. D. Semlitsch. 2003. Growth and the expression of alternative life cycles in the salamander Ambystoma talpoideum (Caudata: Ambystomatidae). Biological Journal of the Linnean Society 80:639-646.
Ryan, T. J., T. Philippi, Y. A. Leiden, M. E. Dorcas, T. B. Wigley, and J. W. Gibbons. 2002. Monitoring herpetofauna in a managed forest landscape: effects of habitat types and census techniques. Forest Ecology and Management 167:83-90.
* indicates Butler University undergraduate author
Butler Assignment (classes or work duties)
ecology, conservation biology, introductory biology, urban ecology, Woods Lecture series course for STS