Starling
Sturnus vulgaris
Length 22cm

Familiar urban bird in Britain and Ireland, also common in rural areas. Outside breeding season, forms huge flocks which roost in trees or on buildings. Numbers boosted in winter by influx of continental birds. Adult's dark plumage is iridescent in summer (A); in winter (B), acquires numerous white spots. Bill yellow in summer but dark in winter. Juvenile buffish brown. Varied song includes clicks and whistles; also imitates other birds and man-made sounds such as car alarms.