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.

The names of the two stone lions in front of the New York Public Library are Patience and Fortitude. They were named by then-mayor Fiorello LaGuardia.

Rabbits and parrots can see behind themselves without even moving their heads!

AMAZING FACTS