"sign of spring", 8.5", Agelaius phoeniceus, USA, Wisconsin, adult, animal, beak, bill, bird, black, black bill, blackbird, brown, cup nest, fauna, feathers, gray, juvenile immature young changing growing, large bird, male, marsh, marsh bird, nature, north woods, northwoods, perch, perched, perching, red, red winged, red-winged, red-winged blackbird, redwinged blackbird, sign of spring, song bird, songbird, spring, spring time, spring-time, springtime, striking, white, wild, wildlife, wings, yellow