WILDLIFE, in other words fauna in the Tara national Park is abundant and diverse. Mostly this is the result of the complexity of the geographical position, as well as the geological, geomorphologic, historical and climatic factors.
The Tara region is an area rich in fauna, especially mammals, of which there are 58 species represented in the park. The number of species within certain groups mostly follows the global trend, so the most numerous are bats with 23 different species, then there are rodents and beasts, with 12 species within both groups. They are followed by insectivores with 9 different species, while ungulates are significantly less represented, with 3 species and one species of rabbits. Currently the Tara region is home to the largest brown bear and chamois populations in Serbia.
There are about 140 bird species recorded in the Tara mountain complex up till now, out of which there are 120 species of nesting birds, and songbirds dominate.
There are 12 species of reptiles recorded. At almost all of Tara's habitats you can run into the horned viper, the most venomous snake of Europe. There are interesting species, like the viviparous lizard or the smooth snake. If we observe the diversity of reptiles, the most significant areas of Tara are Zmajevački Potok, the Zaovinsko lake surroundings, the gorge of Beli Rzav.
The amphibian fauna is relatively rich, with 11 registered species, and the most significant of those are the fire salamander, the Alpine newt, the European tree frog and the Greek stream frog.
There are 19 fish species registered in the waters of the Tara National Park, and the indigenous species stand out, such as the brown trout, common barbel, common minnow, huchen, chub, common nase...
There are 140 registered insect species in the Tara area, which is 70% of the insect fauna of Serbia. Butterflies have been studied the most. The mountain meadows of Tara are embellished by the Apollo butterfly, small mountain ringlet, Alpine heath, swallowtail and others. The region of the national park has been classified as a significant area for butterflies of Serbia. The most significant insect species is the Serbian Stick Grasshopper which is also one of the symbols of Tara.