Much to the delight of birders, snowy owls, rarely seen in these parts, are making their way by the hundreds into Wisconsin and other upper Midwestern states as they do every few years, journeying south in search of food from their normal wintering grounds on the Arctic tundra….This year, the birds are appearing not only in Wisconsin but in Minnesota, Michigan and North and South Dakota, according to maps kept by Jesse Ellis, a UW-Madison zoology student.