| Lance, V. A., Valenzuela, N., & von Hildebrand, P. (1992). A hormonal method to determine the sex of hatchling giant river turtles, podocnemis expansa: application to endangered species research. American Zoologist, 32(16A). |
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| Added by: Admin 23 Aug 2008 12:14:14 UTC |
Pop. 2.75%
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| Lance, V. A., Cort, T., Maslona, J., Lawson, R., & Saltman, P. (1995). Unusually high zinc concentrations in snake plasma, with observations on plasma zinc concentrations in lizards, turtles and alligators. Journal of zoology, 235, 577–585. |
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| Added by: Admin 23 Aug 2008 15:33:03 UTC |
Pop. 2.25%
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| Kohel, K. A., MacKenzie, D. S., Rostal, D. C., Grumbles, J. S., & Lance, V. A. (2001). Seasonality in plasma thyroxine in the desert tortoise, gopherus agassizii. General and Comparative Endocrinology, 121(2), 214–222. |
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| Added by: Admin 17 Aug 2008 17:23:52 UTC |
Pop. 2.5%
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| Kitana, N., Khonsue, W., Won, S. J., Lance, V. A., & Callard, I. P. (2006). Gonadotropin and estrogen responses in freshwater turtle (chrysemys picta) from cape cod, massachusetts. General and Comparative Endocrinology. |
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| Added by: Admin 14 Aug 2008 20:31:53 UTC |
Pop. 3.5%
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| Jessop, T. S., Sumner, J., Lance, V. A., & Limpus, C. J. (2004). Reproduction in shark-attacked sea turtles is supported by stress-reduction mechanisms. Proceedings of the Royal Society B: Biological Sciences, 271(Suppl. 3), S91–S94. |
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| Added by: Admin 13 Sep 2009 10:11:14 UTC |
Pop. 2.75%
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| Callard, I. P., Lance, V. A., Salhanick, A. R., & Barad, D. (1978). The annual ovarian cycle of chrysemys picta: correlated changes in plasma steroids and parameters of vitellogenesis. General and Comparative Endocrinology, 35, 245–257. |
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| Added by: Admin 25 Aug 2008 20:36:51 UTC |
Pop. 2.75%
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| Callard, I. P., Callard, G. V., Lance, V. A., & Eccles, S. (1976). Seasonal changes in testicular structure and function and the effects of gonadotropins in the freshwater turtle, chrysemys picta. General and Comparative Endocrinology, 30, 347–356. |
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| Added by: Admin 25 Aug 2008 21:58:00 UTC |
Pop. 2.75%
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| Alberts, A. C., Rostal, D. C., & Lance, V. A. (1994). Studies on the chemistry and social significance of chin gland secretions in the desert tortoise, gopherus agassizii. Herpetological Monographs, 8, 116–124. |
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| Added by: Admin 23 Aug 2008 12:12:57 UTC |
Pop. 5.75%
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