Accipitridae, Accipitriformes, American birds, Animalia, Aves, Chordata, H. leucocephalus, Haliaeetus, Haliaeetus leucocephalus, January, North America, North American bird, US, USA, Wisconsin, adult bald eagle, avian, bald eagle, bird, bird of prey, birding, birdlife, birdwatching, eagle, fauna, feathers, mature, national bird of the United States of America, national symbol, natural, nature, north, north american, northen Wisconsin, northern, northern Wisconsin, northwoods, ornithology, snow, snowing, weather, wild, wildlife, winter, winter time, winter weather, wintertime