What is the only mammal with four knees?

More Questions:

How many Super Bowl appearances did Brett Favre lead as part of the Green Bay Packers?

Who murders Nancy in "Oliver Twist"?

Which literary work's title character is named Edmond Dantes?

Which desert is found in South East Mongolia and Northern China?

Which ocean is between South America and Africa?

What moisturizer is derived from sheep's wool?

Which substance has the chemical formula HCl?

According to the TV series, how many stories are there in "The Naked City"?

Steven Spielberg's first full feature film as director was released in what year?

Who composed the jazz classic "I Got Rhythm"?

Who, or what, was the "First Reich"?

Though not published first, which book in "The Chronicles of Narnia" series comes first chronologically?

Who was John Lennon married to?

The Rijksmuseum is located in what European city?

Which two countries border Uruguay?