英文關鍵字
africa
animal
aquatic
background
big
body
brown
conservation
creature
danger
dangerous
endangered
front
hippo
hippopotamus
jaw
large
looking
mammal
mouth
overweight
safari
species
standing
vertebrate
white
wildlife
yawn
zoo
英文關鍵字
africa
animal
aquatic
background
big
body
brown
conservation
creature
danger
dangerous
endangered
front
hippo
hippopotamus
jaw
large
looking
mammal
mouth
overweight
safari
species
standing
vertebrate
white
wildlife
yawn
zoo