==References==== External links ==*Game & Wildlife Conservation Trust Red Grouse Page*RSPB Red Grouse Page*Video clip of male Willow Ptarmigan in winter*Stamps: Willow Ptarmigan (for Belarus, Canada, Finland, Ireland, United States) with worldwide RangeMap*Willow Ptarmigan videos on the Internet Bird Collection*Willow Ptarmigan photo gallery VIREO
==Chú thích====Liên kết ngoài==*Game & Wildlife Conservation Trust Red Grouse Page*RSPB Red Grouse Page*Video clip of male Willow Ptarmigan in winter*Stamps: Willow Ptarmigan (for Belarus, Canada, Finland, Ireland, United States) with worldwide RangeMap*Willow Ptarmigan videos on the Internet Bird Collection*Willow Ptarmigan photo gallery VIREO