above
africa
african
amphibius
animal
behavior
behaviour
big
calm
danger
dangerous
eye
family
fauna
head
herbivore
herbivorous
hippo
hippopotamus
huge
hungry
lake
large
mammal
massive
mouth
national
natural
nature
nostrils
one
park
partial
pool
reserve
river
safari
show
single
smooth
south
southern
submerced
travel
water
wet
wild
wilderness
wildlife
zoo