they use their lungs...?
=^..^=
There are quite a few animals that can respire in the absence of oxygen. One of these animals is the hippo.
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
hippo
plumpy is a hippo in webkinz world.
A young hippo is a hippo pup not a baby like most people think.