Definition. Night leg cramps, also called nocturnal leg cramps, are painful, involuntary spasms, aching or contractions of muscles in your legs. In most cases, night leg cramps involve your calf muscles, but muscles in your feet or thighs may cramp as well.1  Causes.ight leg cramps, also called nocturnal leg cramps, are painful, involuntary spasms, aching or contractions of muscles in your legs.
Tlingit and neighboring peoples. The greatest territory historically occupied by the Tlingit extended from the Portland Canal along the present border between Alaska and British Columbia, north to the coast just southeast of the Copper River delta in Alaska.
The willow ptarmigan was designated the official state bird of Alaska in 1955. There are three kinds of ptarmigan and all can be found in Alaska-the willow ptarmigan and rock ptarmigan (which are also found in Scandinavia, Russia, and northern Eurasia), and white-tailed ptarmigan (found only in North America).here are three kinds of ptarmigan and all can be found in Alaska-the willow ptarmigan and rock ptarmigan (which are also found in Scandinavia, Russia, and northern Eurasia), and white-tailed ptarmigan (found only in North America).