| Ultsch, G. R., Ward, M. G., LeBerte, C. M., Kuhajda, B. R., & Stewart, R. E. (2001). Intergradation and origins of subspecies of the turtle chrysemys picta: morphological comparisons. Canadian Journal of Zoology, 79(3), 485–498. |
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| Added by: Admin 17 Aug 2008 18:17:28 UTC |
Pop. 2%
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| Ultsch, G. R. (1999). Natural history notes. chrysemys picta marginata: reticulate melanism. Herpetological Review, 30(4), 225. |
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| Added by: Admin 17 Aug 2008 17:24:02 UTC |
Pop. 2.25%
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| Ultsch, G. R. (1988). Blood gases, hematocrit and plasma ion concentrations, and acid-base status of musk turtles (sternotherus odoratus) during simulated hibernation. Physiological zoology, 61, 78–94. |
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| Added by: Admin 24 Aug 2008 17:40:11 UTC |
Pop. 2.75%
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| Ultsch, G. R., & Cochran, B. (1994). Physiology of northern and southern musk turtles (sternotherus odoratus) during simulated hibernation. Physiological zoology, 67(1), 263–281. |
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| Added by: Admin 23 Aug 2008 15:33:18 UTC |
Pop. 2.25%
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| Urban, M. C., Richardson, J. L., & Freidenfelds, N. A. (2013). Plasticity and genetic adaptation mediate amphibian and reptile responses to climate change. Evolutionary Applications, (early view). |
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| Added by: Admin 06 Jan 2014 18:25:27 UTC |
Pop. 5%
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| Valenzuela, N., Adams, D. C., Bowden, R. M., & Gaugera, A. C. (2004). Geometric morphometric sex estimation for hatchling turtles: a powerful alternative for detecting subtle sexual shape dimorphism. Copeia, 2004(4), 735–742. |
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| Added by: Admin 14 Aug 2008 20:37:24 UTC |
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| Valenzuela, N. (2009). Egg incubation and collection of painted turtle embryos. Cold Spring Harbor Protocols, 4(7). |
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| Added by: Admin 21 Nov 2009 12:00:08 UTC |
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| Valenzuela, N., & Shikano, T. (2007). Embryological ontogeny of aromatase gene expression in chrysemys picta and apalone mutica turtles: comparative patterns within and across temperature-dependent and genotypic sex-determining mechanisms. Dev Genes Evol, 217, 55–62. |
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| Added by: Admin 14 Aug 2008 20:33:48 UTC |
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| Valenzuela, N. (2008). Evolution of the gene network underlying gonadogenesis in turtles with temperature-dependent and genotypic sex determination. Integrative and Comparative Biology, 48(4), 476–485. |
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| Last edited by: Beate Pfau 26 Apr 2009 09:58:09 UTC |
Pop. 2.75%
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| Valenzuela, N. (2001). Nest-site philopatry and the evolution of temperature-dependent sex determination. Evolutionary Ecology Research, 3, 779–794. |
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| Added by: Admin 17 Aug 2008 18:17:28 UTC |
Pop. 2.25%
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| Valenzuela, N. (2010). Multivariate expression analysis of the gene network underlying sexual development in turtle embryos with temperature-dependent and genotypic sex determination. Sexual development : genetics, molecular biology, evolution, endocrinology, embryology, and pathology of sex determination and differentiation, (epub. ahead of print). |
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| Added by: Sarina Wunderlich 28 Feb 2010 12:07:48 UTC |
Pop. 2.75%
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| Valenzuela, N., LeClere, A., & Shikano, T. (2006). Comparative gene expression of steroidogenic factor 1 in chrysemys picta and apalone mutica turtles with temperature-dependent and genotypic sex determination. Evolution and Development, 8(5), 424–432. |
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| Added by: Admin 14 Aug 2008 20:33:48 UTC |
Pop. 2.75%
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| Valenzuela, N. (2009). The painted turtle, chrysemys picta: a model system for vertebrate evolution, ecology, and human health. Cold Spring Harbor Protocols, 4(7), 1–9. |
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| Added by: Admin 21 Nov 2009 12:00:07 UTC |
Pop. 1.75%
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| Valenzuela, N. (2007). Relic thermosensitive gene expression in a turtle with genotypic sex determination. Evolution, 62(1), 234–240. |
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| Last edited by: Beate Pfau 26 Apr 2009 09:54:01 UTC |
Pop. 2.5%
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| Van Dijk, P. P. , Impacts of non-harvest anthropogenic activities on freshwater turtles in the united states. Unpublished paper presented at USFWS Workshop on Conservation and Trade Management of Freshwater and Terrestrial Turtles in the United States. |
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| Added by: Sarina Wunderlich 06 Jul 2014 16:17:27 UTC |
Pop. 4.75%
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| VanDeWalle, T. J. (1993). The impact of stream modification on the distribution of riverine turtles in iowa. Unpublished thesis thesis, Drake University. |
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| Added by: Admin 23 Aug 2008 15:33:18 UTC |
Pop. 3.5%
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| Vega, C., & Stayton, T. C. (2011). Dimorphism in shell shape and strength in two species of emydid turtle. Herpetologica, 67(4), 397–405. |
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| Added by: Sarina Wunderlich 27 Nov 2011 14:28:21 UTC |
Pop. 3%
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| Vix, M., & Jarofke, D. (1997). Viruskrankheiten der reptilien. Verhandlungsbericht Erkrankungen der Zootiere, 38, 17–24. |
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| Last edited by: Beate Pfau 30 Nov 2013 08:45:08 UTC |
Pop. 3.5%
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| Vogt, R. C., & Flores-Villela, O. A. (1986). Determinación del sexo en tortugas por la temperatura de incubación de los huevos. Ciencia, 37, 21–32. |
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| Added by: Admin 06 Jan 2014 18:25:29 UTC |
Pop. 3.75%
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| Vogt, R. C. (1979). Spring aggregating behavior of painted turtles, chrysemys picta (reptilia, testudines, testudinidae). Journal of Herpetology, 13(3), 363–365. |
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| Added by: Admin 24 Aug 2008 20:04:43 UTC |
Pop. 2%
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