英文關鍵字
two
large
ancient
bisons
one
coming
closer
winter
snow
field
animal
animals
artiodactyl
aviary
bison
bonasus
book
breath
buffalo
bull
care
center
cold
comes
december
ecotourism
endangered
environment
forest
fur
head
herd
his
horned
horns
hybrid
its
leningrad
nature
nostri
nostrils
nursery
park
pen
protection
red
region
reserve
russia
side
skin
snowy
species
stands
steam
turns
wild
wool
zoo