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
North African gerbil clear division between the dorsal and ventral colours. The legs and feet are white and the soles of the feet are bare. The tail is about 40% of the length of the head-and-body, and is bicoloured, golden-brown above and white below. The tip of the tail forms a pencil, a tuft of longer hair. The North African gerbil is found in Algeria, Egypt, Libya, Mali, Morocco, Niger, Sudan, Tunisia, and possibly Chad and Mauritania. Its habitat varies across its range, but in general it favours habitats with rocks and vegetation rather than sand. The North African gerbil lives in a