African heart-nosed bats can have such a keen sense of sound that they can hear the footsteps of a beetle walking on sand from six feet away.

Of all the words Dr. Seuss made up in his storybooks, only one has stuck in the English vocabulary: grinch, which is refers to a killjoy -- and it took more than 20 years.

In the U.S. the most common excuse made to get out of paying a ticket is to say they missed the sign.

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