The Gyrfalcon (Falco rusticolus) is a predatory bird in the Falconidae family of falcons and caracaras. The synonym Falco gyrfalco was once used.

Gyrfalcon

The Gyrfalcon (Falco rusticolus) is a predatory bird in the Falconidae family of falcons and caracaras.…

The gyrfalcon or Greenland Falcon is the largest of the falcon species.

Gyrfalcon

The gyrfalcon or Greenland Falcon is the largest of the falcon species.