英文關鍵字
large
adult
hippo
swims
small
pond
water
river
head
african
swimming
muddy
parasites
peck
skin
birds
beak
wildlife
outdoor
nature
animal
wild
hippopotamus
mammal
africa
lake
park
wilderness
fauna
fat
portrait
zoo
cute
danger
safari
big
south
happy
aquatic
huge
kenya
close
swim
dangerous
national
mara
wet
baby
body
background
travel
natural