
Thousands, even millions, of birds are descending on London - gathering, sitting, watching. At first their arrival is met with curiosity and amusement, as people debate where the birds have come from and what they're doing here. But soon the feathered invaders start to show...

Thousands, even millions, of birds are descending on London - gathering, sitting, watching. At first their arrival is met with curiosity and amusement, as people debate where the birds have come from and what they're doing here. But soon the feathered invaders start to show...

