from the other bird chick grouse has a rather thick plumage nostrils, metatarsals and toes.The only exceptions are grouse whose foot is not fully feathered.All grouse, ptarmigan except in winter on the sides of the fingers appear horny fringe that increase the leg twice.All of this helps them to survive in the cold snowy forest.Bird carries grouse winter quite easily.They make thermal refuge in the snow cover, and as feed used needles, ear, kidney and shoots.Horny fimbriae helping them to quickly dig up the camera and make it easier to move in the winter forest;thick feathering clutches of the litter is warm, and nostrils condenses moisture.The temperature in this slot must be below 0 ° C, therefore, it rises slightly above the bird grouse doing ceiling vent.
only grouse can afford it +2 ° C, then the wall obledenevayut.Sharp edges of the beak called ramfoteki cover, they can cut and detach needles, shoots and buds.Very thick lining of the stomach, as well as a large number of stones that swallows the bird, and a very strong stomach muscles together act as real millstones.
Power
summer and spring, the main food - a young greens and flowers and shoots of grasses and shrubs, and with the onset of autumn grouse bird goes to a berry feed.Insects are virtually not eating, but the south, the more they are used, especially the kids.Wings fairly short, slightly rounded, they allow the birds to take off vertically, but hardly suited for long flights.The tail is usually moderate length, slightly rounded.
Features
Grouse - Bird ground.The main part of its life on land or in the snow, but in the fall, is, spends the night in the trees.They move easily and can run very fast.The trees feel pretty confident, even if the branches are thin.It is widespread in Eurasia and North America, in addition to its south-west and south-east.They nest on the coast of Greenland, even.In the south, up to the shores of the Gulf of Mexico, Japan and the Pyrenees.Most of them - the forest birds, some species live in the bushes, and some are able to live even in the Arctic tundra.
And what courtship arranges grouse bird!Photography can be often found in various magazines.Among them there are also monogamous and polygamous (like all other people!), For the latter is characterized by a group tokovanie.During his males flock to special places where they perform elaborate rituals with specific postures and sounds.Nest is built directly on the ground, as a rule, these are small grooves, slightly lined with hay and feathers.
Conclusion
All grouse - very valuable examples of sport hunting, but at the moment many species are listed as endangered.The idea of them as old birds - mistaken, this is one of the youngest families of chicken, although quite numerous.There are about 19 species.
