common
European Starling
The iridescent mimic in a spiky winter coat — the most successful (and controversial) introduced bird.
Core Biological & Field Specifications
ID marks
Glossy green-purple (summer), speckled (winter), yellow bill (summer), short tail
Size
8.5 in
Song
Mimicry medleys — hawks, phones, other birds
Feeder
Everything — suet cage designs that exclude them exist