american
animal
animals
background
big
bison
bison bonasus
bizon
brown
buffalo
bull
cold
dangerous
endangered
europe
european
fauna
field
forest
genus bison
grass
grazing
green
head
herbivore
herd
large
male
mammal
meadow
national wildlife reserve
natural
nature
outdoors
park
plain
portrait
power
ruminant
summer
wild
wildlife
winter
wisent
wood