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On the use of an age sequence of stands to determine successional patterns in pine-hardwood forests of northern lower Michigan. Bulletin of the Ecological Society of America. 66:268(Abstr.. 1985.
Substrate choice and predation risk in newly metamorphosed American Toads Bufo americanus: an experimental analaysis. The American Midlands Naturalist. 130:184-192.. 1993.
The significance of color change in newly metamorphosed American toads (Bufo a. americanus). Journal of Herpetology. 28(1):87-93.. 1994.
Profile of a Biosphere Reserve: The University of Michigan Biological Station, USA, and its conformity to the Man and Biosphere Program. Natural Areas Journal. 23(2):165-173.. 2003.
Predator cues and prey responses: a test using Eastern Garter Snakes (Thamnophis s. sirtalis) and American Toads (Bufo a. americanus). Copeia. 1995(3):738-741.. 1995.
The influence of mammalian browsing on tree growth and mortality in the Pigeon River State Forest, Michigan. The American Midlands Naturalist. 123:202-206.. 1990.
Factors affecting capture rates of insect taxa by retail electrocutors and eliminators in northern lower Michigan. Great Lakes Entomologist. 36:61-69.. 2003.
Cryptic behavior in juvenile toads. Journal of Herpetology. 19:524-527.. 1985.
Antipredator behaviors of newly metamorphosed green frogs (Rana clamitans) and leopard frogs (R. pipiens) in encounters with eastern garter snakes (Thamnophis s. sirtalis). The American Midlands Naturalist. 137:136-144.. 1997.
Antipredator behavior of newly metamorphosed American Toads (Bufo a. americanus), and mechanisms of hunting by eastern garter snakes (Thamnophis s. sirtalis). Herpetologica. 50(2):137-145.. 1994.
Aggregations of newly metamorphosed Bufo americanus: tests of two hypotheses. Canadian Journal of Zoology. 71:334-338.. 1993.
A 22-year study on the effects of mammalian browsing on forest succession following a clearcut in northern lower Michigan. The American Midlands Naturalist. 144:243-252.. 2000.
Reptiles and Amphibians. The Changing Environment of Northern Michigan: A Century of Science and Nature at the University of Michigan Biological Station. :143-153.. 2010.