| Krawchuk, M. A., Koper, N., & Brooks, R. J. (1997). Observations of a possible cleaning symbiosis between painted turtles, chrysemys picta, and snapping turtles, chelydra serpentina, in central ontario. Canadian Field Naturalist, 111(2), 315–317. |
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| Added by: Sarina Wunderlich 24 May 2009 21:32:28 UTC |
Pop. 2.25%
|
| Krawchuk, M. A., & Brooks, R. J. (1998). Basking behavior as a measure of reproductive cost and energy allocation in the painted turtle, chrysemys picta. Herpetologica, 54(1), 112–121. |
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| Added by: Admin 14 Aug 2008 20:40:43 UTC |
Pop. 1.75%
|
| Lefevre, K., & Brooks, R. J. (1995). Effects of sex and body size on basking behavior in a northern population of the painted turtle, chrysemys picta. Herpetologica, 51(2), 217–224. |
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| Last edited by: Beate Pfau 13 Dec 2008 10:21:34 UTC |
Pop. 1.75%
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| Litzgus, J. D., & Brooks, R. J. (1998). Testing the validity of counts of plastral scute rings in spotted turtles, clemmys guttata. Copeia, 1998, 222–225. |
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| Added by: Admin 17 Aug 2008 18:54:52 UTC |
Pop. 2.25%
|
| Litzgus, J. D., & Brooks, R. J. (1998). Growth in a cold environment: body size and sexual maturity in a northern population of spotted turtles, clemmys guttata. Canadian Journal of Zoology, 76(5), 773–782. |
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| Added by: Admin 14 Aug 2008 20:40:44 UTC |
Pop. 2.25%
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| Litzgus, J. D., & Brooks, R. J. (2000). Habitat and temperature selection of clemmys guttata in a northern population. Journal of Herpetology, 34(2), 178–185. |
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| Added by: Admin 14 Aug 2008 22:46:48 UTC |
Pop. 2%
|
| Litzgus, J. D., & Brooks, R. J. (1998). Reproduction in a northern population of clemmys guttata. Journal of Herpetology, 32(2), 252–259. |
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| Added by: Admin 17 Aug 2008 18:54:52 UTC |
Pop. 2%
|
| Litzgus, J. D., Costanzo, J. P., Brooks, R. J., & Lee, R. E. (1999). Phenology and ecology of hibernation in spotted turtles (clemmys guttata) near the northern limit of their range. Canadian Journal of Zoology, 77(9), 1348–1357. |
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| Last edited by: Beate Pfau 29 Mar 2009 18:23:58 UTC |
Pop. 2.5%
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| Obbard, M. E., & Brooks, R. J. (1987). Prediction of the onset of the annual nesting season of the common snapping turtle, chelydra serpentina. Herpetologica, 43 (3), 324–328. |
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| Added by: Sarina Wunderlich 13 Oct 2008 21:32:59 UTC |
Pop. 2%
|
| Obbard, M. E., & Brooks, R. J. (1981). A radio-telemetry and mark-recapture study of activity in the common snapping turtle, chelydra serpentina. Copeia, 1981, 630–637. |
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| Added by: Admin 24 Aug 2008 19:37:43 UTC |
Pop. 1.75%
|
| Obbard, M. E., & Brooks, R. J. (1981). Fate of overwintered clutches of the common snapping turtle (chelydra serpentina) in algonquin park, ontario. Canadian Field Naturalist, 95, 350–352. |
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| Added by: Admin 22 Feb 2009 11:56:28 UTC |
Pop. 2%
|
| Obbard, M. E., & Brooks, R. J. (1980). Nesting migrations of the snapping turtle (chelydra serpentina). Herpetologica, 36(2), 158–162. |
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| Last edited by: Beate Pfau 03 Jun 2010 11:24:04 UTC |
Pop. 1.75%
|
| Obbard, M. E., & Brooks, R. J. (1979). Factors affecting basking in a northern population of the common snapping turtle, chelydra serpentina. Canadian Journal of Zoology, 57(2), 435–440. |
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| Last edited by: Beate Pfau 15 Aug 2009 16:29:36 UTC |
Pop. 1.75%
|
| Passmore, H. L., & Brooks, R. J. , Effects of geographic origin and incubation temperature on hatchling snapping turtles, chelydra serpentina: implications for turtle conservation practices across the species’ range. Paper presented at Conservation, Restoration and Management of Tortoises and Turtles - An international Conference, State University of New York, Purchase. |
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| Added by: Admin 17 Aug 2008 18:54:55 UTC |
Pop. 2.75%
|
| Pettit, K. E., Bishop, C. A., & Brooks, R. J. (1995). Home range and movements of the common snapping turtle, chelydra serpentina serpentina, in a coastal wetland of hamilton harbour, lake ontario, canada. Canadian Field Naturalist, 109(2), 192–200. |
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| Added by: Admin 01 Aug 2010 18:22:03 UTC |
Pop. 2.5%
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| Portelli, M. J., de Solla, S. R., Brooks, R. J., & Bishop, C. A. (1999). Effect of dichlorodiphenyltrichloroethane on sex determination of the common snapping turtle (chelydra serpentina serpentina). Ecotoxicology and environmental safety, 43(3), 284–291. |
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| Added by: Admin 17 Aug 2008 18:54:56 UTC |
Pop. 2.5%
|
| Rollinson, N., Tattersall, G. J., & Brooks, R. J. (2008). Overwintering habitats of a northern population of painted turtles, chrysemys picta: winter temperature selection and dissolved oxygen concentrations. Journal of Herpetology, 42(2), 312–321. |
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| Added by: Admin 14 Aug 2008 20:34:35 UTC |
Pop. 1.75%
|
| Rollinson, N., & Brooks, R. J. (2008). Sources and significance of among-individual reproductive variation in a northern population of painted turtles (chrysemys picta). Copeia, 2008(3), 533–541. |
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| Added by: Admin 26 Oct 2008 15:03:46 UTC |
Pop. 2%
|
| Rollinson, N., Farmer, R. G., & Brooks, R. J. (2012). Widespread reproductive variation in north american turtles: temperature, egg size and optimality. Zoology (Jena), 115, 160–169. |
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| Last edited by: Beate Pfau 22 Jun 2014 11:33:48 UTC |
Pop. 3%
|
| Rollinson, N., & Brooks, R. J. (2007). Marking nests increases the frequency of nest depredation in a northern population of painted turtles (chrysemys picta). Journal of Herpetology, 41(1), 174–176. |
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| Added by: Admin 14 Aug 2008 20:32:49 UTC |
Pop. 2.25%
|
