− | Averaging 1-1.2m in length, savannahs have a shorter snout and blunter face than the other monitors, and tend to be a dark or dusty grey with touches of rusty orange on scattered scales. The have long, blue forked tongue with are actively used in exploring their environment. Sexing monitors is difficult; their hemipenal retractor muscles are exceedingly strong thus difficult to evert, and there are no external characteristics to differentiate males from females. Ultrasonography is useful. | + | Averaging 1-1.2m in length, savannahs have a shorter snout and blunter face than the other monitors, and tend to be a dark or dusty grey with touches of rusty orange on scattered scales. The have long, blue forked tongue with are actively used in exploring their environment. [[Lizard Physical Examination|Sexing]] monitors is difficult; their [[Hemipenes|hemipenal]] retractor muscles are exceedingly strong thus difficult to evert, and there are no external characteristics to differentiate males from females. [[Lizard and Snake Imaging|Ultrasonography]] is useful. |