英文關鍵字
adult
africa
african
alligator
animal
aquatic
carnivore
close
creature
crocodile
crocodiles
crocodylus
danger
dangerous
ecology
falls
farm
green
head
hunter
jaws
mouth
natural
nature
nile
niloticus
open
park
portrait
powerful
predator
reptile
reptilian
river
safari
scales
south
southern
stream
teeth
tooth
vicious
victoria
water
wild
wilderness
wildlife
zimbabwe