A Moment of Science
Scientists have always struggled with this riddle...however, new research is giving some clues to the answer.
Whales must have evolved from some other larger, ancient creature, right? However, sometimes evolution takes unexpected twists.
It waddles around, covers itself with mud, and eats plants. Bor-ing. However, hippos are a lot cooler than we normally allow. In fact, hippos never sweat.
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