Open tundra, barren and rocky slopes in Arctic and alpine areas; in winter, some movement to thickets and forest edge.Back to top
|Clutch Size:||3-13 eggs|
|Condition at Hatching:||Completely covered with dense down, eyes open. Leave nest within six to 12 hours after the last egg hatches.|
Montgomerie, Robert and K. Holder. 2008. Rock Ptarmigan (Lagopus muta), version 2.0. In The Birds of North America (P. G. Rodewald, editor). Cornell Lab of Ornithology, Ithaca, New York, USA.
Sibley, David Allen. 2014. The Sibley guide to birds, second edition. Alfred A Knopf, New York.