Brown Bear (Ursus arctos L) is the largest European carnivore. It originally inhabited almost the whole Europe, northern and central Asia; currently it occurs in Scandinavia and in eastern part of Europe, though some isolated populations also live in the Pyrenees Mountains, Abruzzi region, Balkan, and in the Carpathian Mountains. Apart from that, it creates several subspecies in North America. Bear live in forests of northern and central Slovakia, 700 -1 500 meters above the sea level. Their robust body is 150-220 cm long, it measures 90-125 cm in height, and weights 150-350 kg. Coloration of fur varies from fair brown to dark brown, cubs have a light strip on their neck. Bear is omnivorous and it also searches for carcasses in spring. It is active in the evening and at night, its territory covers 15-30 km². It is solitary, and it males in May or June. Cubs (2 -3 ) are born in a den during the hibernation period (January-February), which Iasts for 75 -120 days. They stay 2 or 3 years with their mother, and reach sexual maturity at the age of 3 or 4. They Iive about 30 years.

Vladimír Janský