Starling, imported from Europe. Starlings tend to bully songbirds at feeders. (They only come around when I put suet out. At least the woodpeckers and blue jays don't take any guff from them but I get tired of them hogging all the suet.
The Common Starling - Sturnus vulgaris, is a medium-sized passerine bird. Its native range is in temperate Europe and Asia. First introduced in New York's central Park in their offspring have multiplied to 200 million plus.