The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
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Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
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A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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