Bison is a large land animal of the genus bison of the bovine family. Bison is a European bison, very similar to its American cousin. Belovezhskiy kind is considered the largest subspecies. An adult can reach 850 kg and 4 meters in length. Bison habitat is deciduous, coniferous and mixed forests of temperate latitudes. Bison is a gregarious animal, herds number up to 20 individuals. Bison has always been the object of human hunting, a lot of bison died during the war. Therefore, at the beginning of the 20th century almost all bison were destroyed in nature. They remained only in zoos. Caucasian subspecies disappeared forever. Many efforts were undertaken to restore the population, by various zoos and reserves. And they succeeded. Now bison inhabit Belovezhskaya Pushcha in Poland and Belarus.