In 1949, an official boxing match between a bear and a man was held. The bear won.
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Penguins have a gland above their eye that turns saltwater into freshwater.
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When you shave a guinea pig it looks like a little hippo.
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When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
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A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
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Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
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