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lake
river
clear
habitat
live
grazing
play
feed
food
hippo
mouth
nutrients
ecosystem
fertilizer
male
huge
pool
open
jaw
hippos
mzima
springs
reserve
kenya
national
park
tsavo
amphibius
hippopotamuses
animal
mammal
hippopotamus
water
africa
wildlife
wild
african
nature
safari
natural
spring
landscape
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