英文關鍵字
abundant
bred
breed
breeds
common
control
cull
danger
dog
eat
ecologically
environment
family
fed
feed
feeding
feeds
field
fight
food
forest
fox
garden
genus
house
hunt
killer
location
mammal
mate
native
natural
nature
night
pair
prodigious
red
safe
safety
search
species
tail
territorial
territory
urban
vixen
wild
wildlife