At what age does a filly become a mare in thoroughbred horse racing?

More Questions:

What is known as the "white pearl of India"?

What US city and its surroundings is the basis for a standard US Monopoly board?

By what nickname was boxer John L. Sullivan also known as?

Which French beer is also Melton Mowbray area code without the initial 0?

What is the point value of the letter Z in a standard Scrabble game?

What does an archer keep his arrows in?

What sport is Edson Arantes do Nascimento associated with?

What form of transportation did George Bernard Shaw give to T.E. Lawrence?

What is the official state animal of Kansas?

What instrument is used to measure the strength of a magnetic field?

Who won a Nobel Peace Prize in 1906 for his work at ending the Russo-Japanese War?

What English dynasty collapsed into the Wars of the Roses?

What was U.S. President Wilson's first name?

What famous speech delivered on November 19, 1863, lasted only two minutes?

Who was the male lead in the 1976 film "The Man Who Fell to Earth"?