What is the nickname of the Republican Party?

Which party did Theodore Roosevelt found for his 1912 run? Which animal is the traditional symbol of the Republican Party? Which animal is the traditional symbol of the Democratic Party? Which cartoonist popularized the elephant and donkey party symbols? Which president won the 2000 election after a Supreme Court ruling on the Florida recount? Whom did Barack Obama defeat in the 2008 presidential election? Whom did Barack Obama defeat in the 2012 presidential election? Whom did Donald Trump defeat in the 2016 presidential election?