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