The most expensive cow in the world was sold in 2009 for $1.2 million.
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A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8