Drift and her mate Sallow live and breed on the Somerset
Wetlands. They've done so for many years. But is life for Europe's largest water bird the smooth, tranquil existence that it appears to be?
Narrated by John King. Directed and photographed by SIMON KING
Produced by JOHN KING
BBC Pebble Mill (R) CShak, the Red Fox', Thursday at 11.10am)