These are the snowy owl, Nyctea scandiaca, and the willow-grouse, Lagopus albus.
The willow-grouse (Lagopus albus), the ptarmigan (L.
The reindeer, arctic fox (Canis lagopus), hare, wolf, lemming (Myodes obensis), collar lemming (Cuniculus torquatus) and two species of voles (Arvicolae) are the most common on land.
The avifauna is very rich in migratory water and marsh fowl (Grallatores and Natatores), which come to breed in the coast region; but only five land birds - the ptarmigan (Lagopus alpinus), snow-bunting, Iceland falcon, snow-owl and raven - are permanent inhabitants of the region.
Lagopus), a very distinct species characterized by the hairy soles of its feet, the short, blunt ears, the long, bushy tail, and the great length of the fur in winter.