| Zwart, P. , Nutrition of tortoises and terrapins. Paper presented at Proceedings of the 1st International Congress of Chelonian Conservation, Gonfaron. |
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| Added by: Sarina Wunderlich 23 Aug 2008 14:57:24 UTC |
Pop. 3.75%
|
| Zylstra, E. R., & Steidl, R. J. (2009). Habitat use by sonoran desert tortoises. Journal of Wildlife Management, 73(5), 747–754. |
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| Added by: Admin 21 Nov 2009 12:00:11 UTC |
Pop. 4.5%
|
| Zylstra, E. R., Steidl, R. J., & Swann, D. E. (2010). Evaluating survey methods for monitoring a rare vertebrate, the sonoran desert tortoise. Journal of Wildlife Management, 74(6), 1311–1318. |
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| Added by: Admin 25 Aug 2010 21:59:02 UTC |
Pop. 5.25%
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| Zylstra, E. R., Capps, J., & Weise, B. (2005). Field observations of interactions between the desert tortoise and the gila monster. Sonoran Herpetologist, 18(3), 30–31. |
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| Added by: Sarina Wunderlich 28 Feb 2010 12:08:05 UTC |
Pop. 4.75%
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