Background
The Szachownica cave is one of the longest cave systems in the Jura Krakowsko-WieluÅska (southern Poland). It is the countryâs second largest hibernation site for bats, with more than 2 000 bats of 10 different species hibernating there every year. These include four species listed in Annex II of the Habitats Directive: Barbastelle (Barbaste ...