By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
The reindeer is the only mammal that can see UV light.
17
Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
10
The most expensive cow in the world was sold in 2009 for $1.2 million.
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Ants tend to survive in a microwave because they find the coolest spot and wait!
17
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Two dogs were among the Titanic survivors.
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