The gyrfalcon is twice the size of a peregrine falcon. A gyrfalcon seen off State Line Lookout in Alpine, Jan. 22, 2017. (Courtesy of GregGard.com) ( ) ...

The gyrfalcon is the world’s largest falcon, and one of the fastest: During long flights, it can surpass speeds of 80 miles per hour. Weighing more than three pounds, with a wingspan of four ...

As I walked through the leafless cottonwoods while looking for shed antlers, a large, white bird caught my eye. It was perched on top of a cottonwood snag and was ...

For New Jersey birders, it was the biggest news since a pink-footed goose made its Garden State debut in Washington Township six years ago. Since Jan. 21, a rare gyrfalcon – the largest falcon ...

The gyrfalcon is one of the most sought-after birds of prey in Montana as it is rather rare and only a winter visitor to the Upper Clark Fork River Valley.