In which division do the Buffalo Bills play?

Which team's logo is a fleur-de-lis? Which team's mascot is a pirate? What is the name of the Denver Broncos' live horse mascot that runs after touchdowns? Which team is known for its "Lambeau Leap" touchdown celebration? In which division do the Pittsburgh Steelers play? In which division do the Kansas City Chiefs play? In which division do the Indianapolis Colts play? In which division do the Dallas Cowboys play?