What birds are traditionally used as gas detectors in coal mines?

More Questions:

Which videgame franchise had frequent segments on The Super Mario Bros. Super Show?

What is the Roman name of the Greek goddess Hestia?

What nation's legislative body is named The Great Khural?

What fluid was the chemical "taurine" first derived from?

What did Eli Whitney invent?

In Star Wars, what kind of a farm does Luke Skywalker grow up on?

In the TV show "The Simpsons', who is Radioactive Man's boy sidekick?

What movie portrays a world where no children have been born in 18 years?

What is the name the Australian film based on the life of pianist David Helfgott?

In November 1997, what Australian rock singer was found dead in his hotel room?

Which tough guy actor was once a linotype operator?

How many children did Baron Von Trapp have in "The Sound of Music"?

What did Benjamin Franklin do on April 17, 1790?

What four letters were removed form the end of Los Angeles" "Hollywood" sign in 1949?

What European city was the first to have over one million residents?