What type of animal was selected to test out the first electric toothbrush?

More Questions:

What team bought Babe Ruth from the Boston Red Sox?

How many times is a trains whistle blasted if it is about to move forward?

Mr. Big is the largest chocolate bar produced by what British confectioner?

Which University did author J. K. Rowling graduate from?

What poet slammed unscrupulous bookseller Edmund Curll in his 1728 poem "The Dunciad"?

The co-creator of Superman, Joe Shuster, was born in which Canadian town?

Columbia University is located in which US city?

Guadalupe Mountains National Park is located in which US state?

In what city are the famous Tivoli Gardens?

What metal has the chemical symbol Pb?

What two metals form the alloy white gold?

In what movie does Sid Caesar cameo as football coach Calhoun?

Why is Max mad in the 1979 movie "Mad Max"?

In the TV show "The Simpsons', what is the name of the Springfield Elementary lunchlady?

What videogame's original series featured the fictional cities Liberty City, Vice City and San Andreas?