Mongolian gerbil They are somewhat larger than mice, with a body about long (and a tail of similar length), with a body mass averaging in females and in males. The Mongolian gerbil is classified as a "prohibited new organism" under New Zealand's Hazardous Substances and New Organisms Act 1996, preventing it from being imported into the country. The species is also prohibited in the US state of California. "Meriones unguiculatus" evolved on the semideserts and steppes of Mongolia. There, they developed long legs for jumping and running from predators, teeth to deal with hard seeds and plant matter, and water conservation techniques
Pale gerbil Mongolian jirds (gerbils). Pale gerbil The pale gerbil "(Gerbillus perpallidus)" is endemic to Egypt and is distributed mainly in the northwestern part of the country. It is also known as the pallid gerbil. The pale gerbil has pale orange fur, with white underparts, white forelimbs and white feet. The ears are unpigmented and the soles of the feet are haired, which is a characteristic of sand-dwelling gerbils. It averages 22 to 27 cm in length, and weights 26-49 g. The pale or pallid gerbil, usually shortened to pallid by enthusiasts, is recommended as a good second species for those with