"A hippo sleeping underwater rises and breathes without waking" says Wikipedia
they ees big
hippo milk is pink
hippo milk is pink
http://www.fact4dummies.com/animal-facts/fish-make-sleeping-bag
actually a hippo is heavier
a hippo
how do hippo's adapt
a crazy hippo
a calfThe Hippo baby is referred to as a "calf" .
A good hippo joke is what would you call an insecure hippo? The answer is a hippocrite.
the hippo would win because it has a big mouth.
hippo