adult
africa
african
amphibius
animal
attack
bathing
big
botswana
covered
dangerous
deadly
defence
delta
destination
ecosystem
fierce
five
game
habitat
herbivore
hippo
hippopotamus
hippotigris
hole
huge
jaws
mammal
moremi
mossy
mouth
national
natural
oasis
okavango
open
park
safari
scary
southern
swimming
territorial
territory
travel
water
waterhole
watering
wild
wilderness
wildlife
yawn
yawning