Accipitridae, Accipitriformes, American birds, Animalia, April, Aves, Chordata, H. leucocephalus, Haliaeetus, Haliaeetus leucocephalus, North America, North American bird, US, USA, Wisconsin, Wisconsin lake, avian, bald eagle, bald eagle flying, bald eagle in flight, bird, bird of prey, birding, birdlife, birdwatching, eagle, eagle flying, eagle in flight, fauna, feathers, fierce, flight, flying, focus, focused, frozen lake, ice melting, immature, immature bald eagle, immature bird, immature eagle, intense, intent, lake, lake melting, lake thawing, majestic, majestic bird, melting, melting ice, national bird of the United States of America, national symbol, natural, nature, north american, northen Wisconsin, northern, northern Wisconsin, northern lake, northwoods, not mature, ornithology, spring, spring thaw, thaw, thawing, water, waterway, wetland, wild, wilderness lake, wildlife