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
Fat-tailed gerbil Fat-tailed gerbil The fat-tailed gerbil ("Pachyuromys duprasi") is a rodent belonging to subfamily Gerbillinae. It is the only member of the genus "Pachyuromys". These rodents are the most docile species of the Gerbil subfamily. It is also called the duprasi gerbil. Other common English names: fat-tailed jird, fat-tailed rat, beer mat gerbil. Names in other languages: (أبو ليه) in Egyptian Arabic, and (عضل أليان) in Standard Arabic, ' (French), ' (German), ' (Danish), ' (Finnish), "" (Dutch). They have a fluffy and soft fur. Fat-tailed gerbils are very new on the pet market. The fat-tailed gerbil is a medium-sized gerbil.