| Branch, W. R., & Els, S. F. (1990). Predation on the angulate tortoise chersina angulata by the kelp gull larus dominicanus on dassen island, western cape. South African Journal of Zoology, 25(4), 235–237. |
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| Added by: Admin 27 Jun 2009 12:36:18 UTC |
Pop. 3%
|
| Els, S. F. (1987). Aspects of the thermoregulation of chersina angulata. Herp. Assoc. Afr. Proc., 36, 74. |
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| Added by: Admin 23 Aug 2008 19:58:21 UTC |
Pop. 2.5%
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| Els, S. F., Erasmus, T., & Winter, P. E. D. (1988). Heating and cooling rates and their effect upon heart rate in the angulate tortoise, chersina angulata. South African Journal of Zoology, 23, 230–234. |
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| Added by: Admin 23 Aug 2008 19:58:22 UTC |
Pop. 2.5%
|
| Setlalekgomo, M. R., Winter, P. E. D., & Els, S. F. (2012). The metabolic adjustments of the angulate tortoise (chersina angulata) to seasonal changes in temperature and photoperiod. Journal of Applied Sciences Research, 8(2), 1211–1218. |
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| Added by: Sarina Wunderlich 18 Nov 2012 17:47:02 UTC |
Pop. 3.25%
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