Ptarmigan is the common English name for the genus Lagopus, in the grouse family of birds. The name is derived from the Scottish word for the bird, tàrmachan (meaning unknown), with the initial P- added by erroneous association with the Greek pteron (“wing”).

Ptarmigan is the common English name for the genus Lagopus, in the grouse family of birds. The name is derived from the Scottish word for the bird, tàrmachan (meaning unknown), with the initial P- added by erroneous association with the Greek pteron (“wing”).