Large forest keelbach slug is endemic to the Carpathian Mountains. This lovely pair was observed at the cluster of primeval beech forests stretching along the Bieszczady's main range, being SK/PL border line.
Northeastern Carpathians
Primeval Beech Forests of the Carpathians
East Carpathian Biosphere Reserve
Bieszczady/Bukovské Vrchy
SLOVAKIA/POLAND
June 2010