英文關鍵字
otter
otters
river
eating
animal
mammal
wildlife
wild
nature
water
cute
fur
whiskers
ocean
playing
sea
habitat
brown
swim
usa
wet
surface
paw
furry
funny
cuddly
fish
swimming
predator
waves
pond
adorable
fauna
stream
coast
hunting
pacific
carnivore
playful
zoo