HOW STUFF WORKS
QUIZZES

FOLLOW US
The Ultimate Avian Flu Quiz
by Staff
You may think that avian flu is limited to one corner of the world and has little significance for your well-being. Consider this: A different avian flu strain once resulted in one of the worst epidemics the world has ever seen. Scientists believe the current bird flu strain is one step away from recreating such a catastrophe. Take this quiz and learn about this vicious and deadly flu strain.