Starling flock (Sturnus vulgaris) at sunset, with Marsh Harriers (Circus aeruginosus) flying close to the flock

- Image ID: FB7JYR
Starling flock (Sturnus vulgaris) at sunset, with Marsh Harriers (Circus aeruginosus) flying close to the flock
Andrew Bailey / Alamy Stock Photo
Image ID: FB7JYR
Starling flock (Sturnus vulgaris) at sunset, with Marsh Harriers (Circus aeruginosus) flying close to the flock , grouping in the sky caused by presence of predators, with pink sunset colours, RSPB North Warren nature reserve, Suffolk, December 2011
Location: North Warren