Species › Birds › Gyrfalcon

Gyrfalcon

Falco rusticolus

UncommonBird
Illustration of Gyrfalcon (Falco rusticolus)

The Gyrfalcon is the largest falcon in the world, an apex predator of the Arctic that breeds on remote coastal cliffs. It comes in three color morphs — white, gray, and dark — and white birds from the High Arctic are among the most prized sightings in North American birding. It can bring down ptarmigan and even geese in level aerial pursuit.

Habitat
Arctic tundra and cliffs when breeding; open tundra and coasts south to the northern US in winter
Diet
Ptarmigan and waterfowl caught in powerful aerial pursuit
How common
Uncommon

Best time to see a Gyrfalcon

The best time to see a Gyrfalcon is December–March, when about 61% of U.S. sightings happen, based on 348 research-grade iNaturalist observations.

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