Animalia, Aves, Chordata, North America, Passeriformes, Sitta, Sitta canadensis, Sittidae, US, USA, Wisconsin, adult, bird, black, black and white, country, early spring, fauna, feathers, fence post, fencepost, march, natural, nature, north woods, northern, northwoods, nuthatch, perch, perched, post, red breast, red-breasted nuthatch, rural, small bird, song bird, songbird, wild, wildlife, wooden fence post, wooden fencepost