DICT.TW Dictionary Taiwan

 Kou·lan n.  Zool. A wild horse (Equus onager or  Asinus onager) inhabiting the plains of Central Asia; -- called also gour, khur, and onager. [Written also kulan.]
 Note: ☞ It is sometimes confounded with the dziggetai, to which it is closely related. It is gray in winter, but fulvous in summer. It has a well defined, dark, dorsal stripe, and a short, erect mane. In size, it is intermediate between the horse and ass.
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