africa
african
aggressive
amphibius
angry
animal
aquatic
background
big
botswana
closeup
danger
dangerous
eye
fat
fauna
head
herbivore
hippo
hippopotamus
hippopotamus amphibius
horizontal
huge
lake
large
mammal
massive
mouth
national
natural
nature
no people
open
outdoor
park
portrait
river
safari
south
submerged
swim
swimming
tooth
water
wet
wild
wilderness
wildlife
zoo