Gyrfalcon white snow

The white Gyrfalcon is the largest falcon in the world, an Arctic inhabitant and one of the most feared predators of the north.

About this subject

The Gyrfalcon (Falco rusticolus) is the largest falcon species on Earth. Males measure about 50 cm in length, while females reach up to 60 cm, with a wingspan that can exceed 1.3 meters. Its plumage ranges from dark gray to pure white, with the white morph being rare and highly prized for its camouflage in Arctic snow. These birds inhabit the coasts and tundra of the Arctic, including Greenland, Iceland, northern Canada, Alaska, and Siberia. Unlike other falcons that migrate, Gyrfalcons remain year‑round in the coldest regions, adapted to hunt in extreme temperatures. They primarily feed on ptarmigans, seabirds, and small mammals, and can take down larger prey such as hares and ducks. In falconry, the white Gyrfalcon is regarded as the pinnacle of medieval hawking: in Europe, only kings and nobles could own one. Emperor Frederick II wrote extensively about training these birds in the 13th century, and they were so valuable that a single white falcon could be worth the ransom of a monarch. Today, they are protected by international agreements, and captive breeding programs help preserve the species against climate change threats to their habitat.

Frequently Asked Questions

What is the difference between a white Gyrfalcon and a Peregrine Falcon?

The Gyrfalcon is larger and more robust than the Peregrine Falcon, with a greater wingspan and plumage ranging from white to gray. While the Peregrine is cosmopolitan and migratory, the Gyrfalcon is restricted to the Arctic and is a year‑round resident.

Why is the white Gyrfalcon so rare?

The white coloration is caused by recessive genes. In Arctic populations, light plumage provides advantageous camouflage on snow, but completely white individuals are uncommon, representing a minority within the species.

Can a Gyrfalcon be domesticated?

It is not domesticated, but it can be trained for falconry, an ancient practice. Captive breeding is controlled and requires specific permits, as the species is protected by international laws.