The region, due to its geographic, paleogeographic and geologic history, includes a fauna that consists of elements with motley zoogeographical origin and it ‘s both qualitatively and quantitatively important. Endemic, rare and special zoological elements appear in a unique combination.

Unique ecosystems of the region are gorges, where an important shelter for many animal species is created and used as a location of nesting, feeding and resting. Scattered cavernous formations are also highly sensitive ecosystems that host, besides invertebrate, and many groups of vertebrates whose important is the one of chiropterans (bats).