Lagopus is a small genus of birds in the grouse subfamily, commonly known as ptarmigans. The genus contains three living species with numerous described subspecies, all living in tundra or cold upland areas. ==Etymology== The genus name Lagopus is derived from Ancient Greek lagos (λαγος), meaning `hare`, + pous (πους), `foot`, in refe... Found on http://en.wikipedia.org/wiki/Lagopus