Steve Gettle / Black-capped Chickadee (Poecile atricapillus), Sax-Zim Bog, Minnesota

Steve Gettle / Common Redpoll (Carduelis flammea) female, Sax-Zim Bog, Minnesota

Steve Gettle / Common Redpoll (Carduelis flammea) female, Sax-Zim Bog, Minnesota

Steve Gettle / Common Redpoll (Carduelis flammea) female, Sax-Zim Bog, Minnesota

Steve Gettle / Canada Jay (Perisoreus canadensis), Sax-Zim Bog, Minnesota

Jose B. Ruiz / Avenue of Small leaved elm trees (Ulmus minor) in town park beside playground, Sax, Alicante, Spain

Jose B. Ruiz / Small leaved elm tree (Ulmus minor) in town park beside playground, Sax, Alicante, Spain

Jose B. Ruiz / Spanish castle, Sax, Alicante, Spain, Europe

Benjamin Olson / Great Gray Owl (Strix nebulosa) in snowfall, Sax-Zim Bog, Minnesota

Benjamin Olson / Great Gray Owl (Strix nebulosa) in Lodgepole Pine (Larix laricina) tree in winter, Sax-Zim Bog, Minnesota

Benjamin Olson / Sundogs over road in winter, Sax-Zim Bog, Minnesota

Benjamin Olson / Great Gray Owl (Strix nebulosa) in Lodgepole Pine (Larix laricina) forest in snow, Sax-Zim Bog, Minnesota