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.
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When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
A domestic cat can sprint at about 31 miles per hour.
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Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23