WHY DO BIRDS FLY SOUTH IN WIN RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

On a NESTcafe Did you answer this riddle correctly?
YES  NO  

Southpaws. Did you answer this riddle correctly?
YES  NO  

Error! Error! Error! Did you answer this riddle correctly?
YES  NO  

Because they were Wright (right). Did you answer this riddle correctly?
YES  NO  

From Dixie cups. Did you answer this riddle correctly?
YES  NO  

Kanga Did you answer this riddle correctly?
YES  NO  

A river Did you answer this riddle correctly?
YES  NO  

Microsoft Did you answer this riddle correctly?
YES  NO  

Because hes not dead yet. Did you answer this riddle correctly?
YES  NO  

At the beginning, it was said that "It was a hot and windless day," yet at the end, it is said that "The flag was waving back and forth". Had it been windless, the flag would have been limp. Did you answer this riddle correctly?
YES  NO  

A spiral staircase. Did you answer this riddle correctly?
YES  NO  

A HouseFly. Did you answer this riddle correctly?
YES  NO  

Wind Did you answer this riddle correctly?
YES  NO  

A toy airplane. Did you answer this riddle correctly?
YES  NO  

If your opponent is injured, they forfeit the game. Did you answer this riddle correctly?
YES  NO