Nature's smallest and most brilliantly colored birds can be found inside this exciting sticker collection. Nineteen varieties of hummingbirds — all realistically posed — include the streamertail, Costa's hummingbird, crimson topaz, booted racket-tail, plovercrest, blue-tufted starthroat, and 13 other exotic species. Add them to cards, letters, homework assignments, and just about any flat surface.