"Quiscalus purpureus. Purple Crow Blackbird. Common Crow Blackbird. Purple Grackle. Of medium size, with moderately keeled and graduated tail, shorter than wings. Sexes subsimilar. Bill usually less tapering and deflected at tip, but very variable. Adult Male: Iridescence very variable with season, age, and sexual vigor, as well as on different parts of the body; but always intense in healthy adults, and at its height during the love-ardor; variously purple, green, blue, violet, and bronzy; not he extensive green of the last species, nor usually the decided brassy of the next variety; wings and tail mostly purplish; dark purplish and steel-blue on head, neck, and breast; back more greenish or bronzy. Bill and feet ebony black." Elliot Coues, 1884

Purple Grackle

"Quiscalus purpureus. Purple Crow Blackbird. Common Crow Blackbird. Purple Grackle. Of medium size,…