As I write this column I am looking out my office window at a world that is enduring its first winter storm of the season. Back in October, we saw the first flakes of snow, but that wasn’t really ...

Winter in the Rockies reduces the number and diversity of birds. We do get an influx of four junco subspecies: pink-sided, Oregon, slate-colored and white-winged. They winter in our area, far away ...

It’s easy to lump all sparrow bird types together: “Yep, looks like a sparrow to me.” You can find at least 33 species of native sparrows across the country. And while their plumage won’t sweep you ...

The American tree sparrow is brownish above and paler below. The chest is unstreaked but features an important diagnostic feature, a distinct black central spot. Close inspection of the head pattern ...