cut areas no larger than , and even that is not only in the areas of the highest level of protection, but also in the surrounding zones. It was announced that the rules will be changed, so that parts of Tara might be included in 2023. In total there are 1,200 plant species in the park, of which 84 are Balkans endemites, and 600 species of fungi. There are two species of edelweiss which can be found in Serbia only on the Tara. Pančić discovered the Derventa knapweed (Centaurea derventana) on the cliffs of the Derventa canyon, while Alpine edelweiss habitats only one ridge on Mokra Gora and is strictly protected. Another endemite is common lady's mantle. Other plants include woodland strawberry, wild raspberry and various fungi. The mountain is known for numerous medicinal plants, including trees, shrubs and herbs, used in folk and modern medicine. Several hundred of them have been described and compiled in assorted manuals and monographies: sessile oak, alder buckthorn, beech, dog rose, black elder, largeleaf linden, black pine, Serbian spruce, common yarrow, couch grass, sticklewort, green-winged orchid, gentiana, greater celandine, European holly, common mallow, coltsfoot, chamomille, lemon balm, oregano, cowslip, comfrey, dandelion, burn nettle, orange mullein. Wildlife There are total of 140 insect species in the park. Rare species include Pančić's grasshopper (Pyrgomorphella serbica), endemic cricket Balkan isophya discovered in 1882 by Carl Brunner von Wattenwyl and aspen longhorn beetle, which in Serbia lives only on this location. 135 bird species make their temporary or permanent homes on the slopes of the mountain, including golden eagle, griffon vulture, peregrine falcon, Eurasian eagle owl, spotted nutcracker, Eurasian bullfinch, crossbill, black woodpecker, rock partridge and black grouse. On Perućac lake on the Drina, there is a population of common merganser, with 50 pairs. Tara is inhabited by 53 mammalian species, including the protected brown bear and otter, as well as chamois, roe deer, lynx, wolf, jackal, wild boar, European pine marten, and European wildcat. The area where the river Derventa flows into the Drina, is the natural spawning area of the fishes living in the Drina. In total, there are 19 species of fish in the park. Since they have been fully protected, numbers of brown bears soon began to rise. By 2018, there were over 50, which is considered to be the optimal number of animals on the mountain. As their number grew, despite having feeders