The animal population is diverse and considerable. Bear, chamois, boar, wolf, pine marten and mink marten, wild cat, fox, and wild goats have been sighted in the park, particularly in the Perućica forests. The park has more than 300 species of birds in the large areas of lakes (nine lakes on the Zelengora mountain range in the park) and wetlands. Balkan chamois (Rupicapra rupicapra balcanica), a goat-antelope species (native to Europe and the Carpathian Mountains) management has been done with species available from the park. During 1963-1987, 256 chamois were successfully introduced in 13 other areas in Bosnia and Herzegovina, Croatia . Some of the bird species reported from the Perućica forests are: golden eagle, grouse, peregrine falcon, blackbird and rock partridge.