Landlocked country one, making them the biggest contiguous group in the world. Also, the Central Asian and Caucasian clusters can be considered contiguous, joined by the landlocked Caspian Sea. Mongolia is almost part of this cluster too, being separated from Kazakhstan by only , across Russian or Chinese territory. There are the following "single" landlocked countries (each of them borders no other landlocked country): If the Caucasian countries and Kazakhstan are counted as part of Europe, then Europe has the most landlocked countries, at 20. If these transcontinental countries are included in Asia, then Africa has the most, at 16. Depending on
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.