* Water can be reabsorbed from the bladder resulting in postrenal concentration of urine; insoluble [[Uric acid|uric acid]] can be excreted which allows for water conservation.
* Water can be reabsorbed from the bladder resulting in postrenal concentration of urine; insoluble [[Uric acid|uric acid]] can be excreted which allows for water conservation.
* Fluid is pumped from the contents of the colon by osmotic forces.
* Fluid is pumped from the contents of the colon by osmotic forces.
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==References==
==References==
* Mader, D.R. (2005). ''Reptile Medicine and Surgery''. Saunders. pp. 1264. ISBN 072169327X
* Mader, D.R. (2005). ''Reptile Medicine and Surgery''. Saunders. pp. 1264. ISBN 072169327X