英文關鍵字
america
animal
beautiful
biology
black
browse
creature
critter
custer
cute
dakota
deer
ear
eat
ecology
environment
fauna
feed
furry
grass
grassland
hemionus
hills
land
life
mammal
mammalogy
mammals
meadow
mule
natural
nature
odocoileus
organism
outdoors
park
prairie
pretty
south
species
state
usa
west
wild
wildlife