Quite a few visitors stopped by to dine in our yard this winter. Most came after a fresh blanket of snow had fallen or when the temperature dropped into the teens.  White-throated sparrows from the boreal forests of Canada joined our local residents of Cardinals, Chickadees, Tit-mice, Carolina Wrens, Hairies, and Downies. Our surprise guest of honor was a tiny Ruby-crested kinglet. His constant flitting made it initially difficult for me to identify him