General Knowledge quiz

What's the biggest bird in the world?

What is the most downloaded app of all time?

What's the tallest animal in the world?

What's the most common colour on national flags?

What's the most visited website? (www.???.com)

What's the most common eye colour in the world?

What's the most spoken language in the world?

What's the slowest animal in the world?

What's the best football player in the wolrd of all time?

What's the largest country by area?