Willow ptarmigan a range of lower plant species. It is also believed that the greening of parts of the Arctic is affecting Willow Ptarmigan populations by altering the shape and size of the shrubs they are able to feed on. Male willow ptarmigans are territorial birds. Males arrive in the breeding areas and set up territories in April and May, aggressively defending them against male interlopers. When the females arrive a few weeks later, the male performs courtship displays such as aerial manoeuvres, strutting and tail-fanning. When she has chosen a mate and a nesting site, the female lays a clutch of
Ptarmigan (sternwheeler) "Gian" was at least theoretically faster than "Ptarmigan" made several challenges to Armstrong to race. There is a story that one day in late August 1906 Cantlie was out in his launch in the river at the same time as "Ptarmigan". Cantle seized the moment and sped past "Ptarmigan" with his bagpiper blasting out airs as "Gian" sped past. This was too much for Captain Armstrong, a master steamboat man and veteran of the Klondike Gold Rush. Armstrong ordered full steam ahead, and when "Ptarmigan" caught up to "Gian", two or three roustabouts reached over to "Gian", seized the still-playing