英文關鍵字
america
amphibious
animal
baby
behaviour
boy
branch
brasiliensis
brother
cheerful
childhood
children
eating
elementary
endangered
environment
family
feasting
feeding
forest
giant
hunter
jungle
juvenile
kid
kindergarten
nature
newborn
otter
pets
playing
poaching
predator
protected
protection
pteronura
river
rodent
screaming
sibling
sustainability
swamp
teenager
together
twins
watching
water
wild
wilderness
wildlife