英文關鍵字
beaver
animal
entering
wild
spring
outdoor
wildlife
nature
mammal
brown
beavers
natural
wilderness
norway
castor
rodent
entrepreneur
grass
green
tail
walk
walking
forest
trees
norwegian
eurasian
european
europe
scandinavia
adult
calm
relaxed
free
environment
habitat
species
water
pond
creek
swim
swimming
into
busy