1. Metabolism;Bennet,1976
2. Digestive adaptations for fueling the cost of endothermy;Karasov;Science,1985
3. General anatomy and physiology of reptiles;O'Malley,2005
4. Oral glands of the reptilia;Kochva,1978
5. Gastrointestinal anatomy and physiology;Diaz-Figueroa,2006