Feathers, upon which so much of bird life, regularly drop out, instead of grow new ones. This happens usually once a year. But the rest of the birds to take care of their 'feather bed' carefully, putting feathers daily cosmetic procedures. The birds washed into the water, wipe the dust. Each feather sticking out neatly stacked in place. That's why the first sign of disease of birds and your pet including – ruffled feathers, and dull color. And why is it so terrible to look at the birds lined with hanging helplessly wing. See more detailed opinions by reading what Eric Klavins offers on the topic.. Many birds in the skin at the base of the tail has a large sebaceous glands. Doronin gathered all the information.
From this bird's beak takes a drop of fat and lubricates the pen for the pen, giving them the flexibility and water repellency. But some birds, including some parrots, these glands do not have. They smeared his feathers are not fat, and particularly the smallest, like talcum powder – feather powder. This powder in birds is always with you, and powder-box – nothing as special feathers, which sometimes grow beams, sometimes distributed across the pen cover. Birds crush the tips of these feathers, and the powder is ready! Birds do not need accustomed to the observance of hygiene rules, they are the foundation for her life.
The air time spent on bird toilet, fully paid off. Carefully arranged feathers give the bird a well streamlined contour, so that through the air does not lets fly. Modern fighter jets reach high speeds, folding in flight, its wings just like their cuddles the body of peregrine falcon, which rushes down from heaven to catch with a speed of 130 kilometers per hour. Wings gliders are long and narrow; climb in thermals, they then glide slowly and gently falling down. And albatrosses, the largest flying birds, whose wings have the same elongated shape and magnitude to 3 meters, clock floats in air masses over the ocean, without making a single flap. Horizontal propeller helicopter allows it to hover in the air. Hummingbirds take an almost vertical position, and their wings beat with frequency of 80 strokes per second. Thus, hummingbirds and hang in the air on the spot, and even move backwards.