what is called flu?

what is called flu? A bad cold with a high temperature is called flu what is Bird Flu in Chinese? What is it called? what is he called? what is called love? what is this called? What time is called pure What is that instrument called? WHAT IS THIS THING CALLED SCIENCE怎么样 what is this breakfast fruit called? what is he called怎么回答 WHAT IS THIS FILM CALLED LOVE怎么样 英语what is this part called? What is a group of fish called? what is that instrument called?(钢琴） Who knows what is so-called Au What is a baby cat called?