A Hidden Camera captures a tiny yellow songbird perched on a slender branch while opening its beak in song. Its soft yellow-green plumage, pale underside, small pointed bill, dark eye, and delicate ...

Tiny geolocators measure light levels and atmospheric pressure to reveal the migrations of small songbirds – including the yellow-rumped warbler, also known as a butter-butt – in unprecedented detail.

Warblers are small, brightly colored songbirds. A male northern yellow warbler is stunning lemon yellow bird with chestnut/orange streaks on its breast, while females are a less vibrant soft yellow ...

The American yellow warbler is known for its sunny-yellow plumage and sweet song. But as any birder will tell you, they’re also fidgety. Trying to get a clear view of them is like seeing flashes of ...

Bird song is beautiful and fascinating. I love hearing the first songs of returning lazuli buntings, western tanagers and Bullock’s orioles this time of year. And it’s fun to chase down some mystery ...

When you step inside the Bird House’s tropical coffee farm aviary at the Smithsonian’s National Zoo in springtime, the first thing you’ll notice is the greenery. After a few moments, the scene comes ...