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Sole Hippo, Mara River, Tanzania -
Big Love -
Sleepy Hippo -
Baby hippo -
yawning hippo -
Hippo entering water in Antwerp zoo -
Hippo baby submarine, North Serengeti -
The Yawn -
Hippo -
Big Yawn! -
Hippopotamus closeup -
Hippopotamus pool in Serengeti natural spring water -
Hippo Combat -
River Hippo and her young -
Yawn -
Hippo in water in Antwerpen zoo, eye detail -
Foot Fetish -
Hippopotamus - now thats a big mouth! -
What Big Teeth you have... -
Hippo family at Mara River banks -
Hippo at Mara river annoyed by oxpeckers -
hippo_yawning -
Hippos -
Smiling hippopotamus