--The eyes, ears, and nostrils of hippos are on top of their head, making it easy for them to hear, see, and breathe while most all of their body is under water.

--The African buffalo depends on water and does not live in regions with less than 10 inches of rain a year.

--Sea lions produce loud roars. This helps explain where the name sea lion originates from. Males of some sea lion species even grow manes around their necks!

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