Rolf Nussbaumer / Bewick's wren (Thryomanes bewickii), adult perched on icy branch of Christmas cholla (Cylindropuntia leptocaulis), Hill Country, Texas, USA. January

Rolf Nussbaumer / Bewick's wren (Thryomanes bewickii), adult perched on icy branch of Possum Haw Holly (Ilex decidua) with berries, Hill Country, Texas, USA. February