selected scholarly activity
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chapters
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journal articles
- Population Genetic Structure of Aldabra Giant Tortoises. Journal of Heredity. 102:29-37. 2011
- DNA Fingerprinting of Turtles. Journal of Herpetology. 29:285-285. 1995
- MULTIPLE PATERNITY AND SPERM STORAGE IN TURTLES. Herpetological Journal. 3:117-123. 1993
- Multiple paternity in clutches of snapping turtles (Chelydra serpentina) detected using DNA fingerprints. Canadian Journal of Zoology. 71:318-324. 1993
- Consent to Treatment: Loophole in the Ontario Mental Health Act. Canadian Journal of Psychiatry. 36:594-596. 1991
- Maternal and environmental influences on growth and survival of embryonic and hatchling snapping turtles (Chelydra serpentina). Canadian Journal of Zoology. 69:2667-2676. 1991
- Effects of a sudden increase in natural mortality of adults on a population of the common snapping turtle (Chelydra serpentina). Canadian Journal of Zoology. 69:1314-1320. 1991
- Sizing bands on autoradiograms: A study of precision for scoring DNA fingerprints. Electrophoresis. 12:210-220. 1991
- Occurrence of Placobdella parasitica (Hirudinea) on Snapping Turtles, Chelydra serpentina, in Southeastern Ontario. Journal of Parasitology. 76:190-190. 1990
- The Influence of Growth Rate on Age and Body Size at Maturity in Female Snapping Turtles (Chelydra serpentina). Ichthyology and Herpetology. 1989:896-896. 1989
- Age Estimates for Snapping Turtles. Journal of Wildlife Management. 53:502-502. 1989
- Factors affecting the density of populations of common snapping turtles (Chelydra serpentina serpentina). Canadian Journal of Zoology. 66:1233-1240. 1988
- Addition of Annual Growth Lines in Adult Snapping Turtles Chelydra serpentina. Journal of Herpetology. 21:359-359. 1987
- The fine structure of home ranges of male Chelydra serpentina: are snapping turtles territorial?. Canadian Journal of Zoology. 65:2623-2629. 1987
- Survivorship of adult females in a northern population of common snapping turtles, Chelydra serpentina. Canadian Journal of Zoology. 65:1581-1586. 1987
- A critical review of ‘Speciation or irruption: the significance of the Darwin finches’. Journal of Biological Education. 18:72-76. 1984
- MENTAL-HEALTH NEEDS OF THE DEAF. Canada's mental health. 29:8-&. 1981
- A Safety and Effectiveness Evaluation of a Callus Softener Containing Potassium Hydroxide. Journal of the American Podiatric Medical Association. 112.
- Arboreal courtship behaviour by Eastern Garter Snakes, Thamnophis sirtalis sirtalis, in September in Bruce County, Ontario. Canadian Field-Naturalist. 115:347-348.
- EGG RETENTION BY A SNAPPING TURTLE, CHELYDRA-SERPENTINA, IN CENTRAL ONTARIO. Canadian Field-Naturalist. 102:734-734.