A research project to keep tabs on Sharp-tailed Grouse shows the potential benefits of a promising but elusive technology.

One U.S. hummingbird species truly hunkers down for the winter, and that’s the Anna’s Hummingbird. In the early 1900s, they ...

The smallest of its family, the Red-throated also breeds farther north than any other loon, reaching the northernmost coast of Greenland. It may nest at very small ponds, doing much of its feeding at ...

The two species of Gallinule which occur in the United States are confined within a comparatively small range in that extensive country, the southern portions of which appear to suit them better, at ...