"Gas" is a toxic mixture of gases, mainly methane and carbon monoxide containing two gases, often being produced in the mine, in case of fire, can burn, the occurrence of "gas" explosion, a direct threat to the safety of miners. Therefore, the mine working on the "gas" very seriously, except to take the necessary safety measures, with some miners will be carrying a canary in the cage next to mine, the bird cage hanging in the work area. The original, canary on the "gas" or other particularly sensitive to toxic gases, as long as there is very weak "gas" produced on the human body is far from a fatal effect, the canary has lost consciousness and collapsed. Kinds of scenarios to reach the miners aware, you can immediately withdraw from the mine to avoid the occurrence of casualties. Canary is a singer too! Male's call and is particularly appealing, if the family kept canaries, can make life with anger, adding a lot of fun, they can lay their eggs in the brood cage it!
Canary Atlantic origin in the Canary Islands. Because it was born has a good throat feathers clean and fresh, slender body coupled with slightly higher legs, appeared to be very symmetrical. It's these characteristics, get people's favorite, and gradually develop it into an elegant family domesticated pet
birds, there are many varieties, such as in Shandong Province in China train called the "white bird"; Guangzhou called "white Foshan Yan ", Yangzhou called" Lotus Bird "; trained in Germany the name" Luona "species.
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canary varieties, feather color changes also varied, with red, yellow, white, green, coffee and taupe, etc., but the most common yellow feathers, the body is also more robust, easy to keep; with white feathers, red eyes, the most rare and valuable. Male voice ringing loud and clear, melodious sounds, sounds like the mountains, water, full of echo. Not only that, it can follow the tit, Swift, oriole, thrushes and other birds chirping sound, suddenly one, fish, hard to distinguish between true and false. To call them in cages for breeding, the necessary condition is very simple. Will fall in love and sexual maturity of a pair of canary, kept in a rectangular cage, cage size is 60x30x40 cm in general, placing a cage for a large nest of the container, and put some old cotton. Two male and female birds into the cage, and gradually build up on the feelings, they stood side by side, each mouthpiece, earnest whisper. Soon, the female will fill the nest dangling from cotton, and with male mating behavior, since then, sounded the horn breeding. 4-6 pieces of eggs per litter, sky-blue eggs, incubation in the female-based, 14-15-day chicks hatched. Usually you can only feed millet and other objects, but the breeding season when the need to strengthen nutrition, feeding some cooked eggs, or eggs mixed with steamed millet, chick feathers and body in order to promote rapid growth. Chicks developed quickly, half a month will leave the nest, the birds and immediately after spawning, continuous reproduction. Under normal circumstances, 3-5 a year breeding nest. Canary very clean cage to have a small basin, except for drinking, but it often jumped into the basin bath.
