What are the pigeon breeds? How do carrier pigeons deliver letters? How do carrier pigeons know where to fly?

There are many varieties of carrier pigeons, and in ancient times, when there was no Internet communication, carrier pigeons were used to communicate, but now there are basically none, and they have been replaced by modern communication tools. Common carrier pigeon breeds are the Central Plains carrier pigeon, helmeted pigeon and blue pigeon, etc., carrier pigeons send letters mainly by using its homing, to be trained, you can achieve the purpose of sending letters, which also prompts carrier pigeons to know where to fly. Today Xiaobian introduces what are the breeds of carrier pigeons? How do carrier pigeons deliver letters? How do carrier pigeons know where to fly?

　　What are the pigeon breeds?

　　The pigeon breeds include southern carrier pigeon, northeast carrier pigeon, Central Plains carrier pigeon, Sichuan carrier pigeon, northwest carrier pigeon, Yunnan gui pigeon, Tianshan carrier pigeon and coastal carrier pigeon are all carrier pigeon breeds. Among them, the southern carrier pigeons in Jiangsu, Zhejiang, Guangdong, Hunan, Hubei and other places centered on Shanghai are relatively heat-resistant and humid, suitable for hot, humid and rainy climates, and live in tropical strains. In addition to this, there are the following varieties:

　　1. Li Meiling pigeon: also known as Shanghai plum breed. Bred in the 1930s, it is a breed of carrier pigeons that was bred by china's Chinese dream earlier. The breeder is a doctor named Li Meiling. Out of the desire to win glory for the motherland, he introduced some famous pigeons from Germany, and after his own improvement and breeding, he finally bred a pigeon breed that was on a par with the excellent carrier pigeons raised by foreigners in Shanghai at that time, and thus became famous and was called Li Meiling breed by pigeon breeders in Shanghai. This pigeon breed is resistant to long-lasting flight.

　　2. Taiwanese carrier pigeon: Taiwanese pigeon. It has the characteristic of flying over the ocean.

　　3. Kunming nodule-nosed pigeon: the appearance is similar to that of the British Carriou pigeon. It has the characteristics of flying in harsh climatic conditions.

　　4, Kunming forest black: with the ability to avoid eagle falcons.

　　5. Yunnan Five O Series: with mobile communication characteristics. It is one of the basic breeds of the purified rejuvenated long-range pigeon. It belongs to the intermediate species.

　　6. Plateau raindrops: Yunnan species. There are 27 series in total. Ability to fly under environmental conditions of complex terrain and complex climates. The flight load can reach 30 to 35 grams. Strong resistance to stress, after fasting and water cuts for 5 days can still survive. It is a middle-range racing pigeon breed.

　　7. Xiao Ma Zuo: Yunnan species. Weighing 450 to 500 g, it is a medium-sized species. Has round-trip communication performance. It is a short-distance fast pigeon breed.

　　8. Helmeted pigeons: very common in Europe. In 1883, it was thought that it was native to the Middle East, so it was called the "Beirut carrier pigeon". In 1887, a man named Rayeru proposed that this pigeon breed is native to the Beijing area of china. This pigeon breed is of good shape and weighs 560 to 570 g. Because it has a small amount of white hair on the top of its head, it seems to wear a white hat, so it is called a helmet pigeon. The pigeon is smart, responsive and agile. In foreign countries, the 500-1000 km race is very good.

　　9. Blue pigeon: It is a pigeon breed that has been used as a "flying slave book" and racing in China in the past, with the ability to fly and can fly for 10 hours. Breeding is common in Jiangsu, Zhejiang and Fujian provinces in China. Looks like a racing pigeon. Weight 340 to 425 grams.

　　10, pink gray pigeon: the body is strong and light, the mouth tip, the eyes are round, the eye rings are all black, the eye sand is colorful, the whole body feathers are silver gray, and the feet are white jade. He is good at flying and has the ability to fly at night.

　　11. Red blood and blue eye pigeon: produced in Jiangsu, Zhejiang and Fujian areas of China, it is a famous pigeon breed in the world, which has a special pair of eyes, blood red face sand and pure blue bottom sand. Full of mysterious colors, the pigeon is small and strong, fast and good at night flight.

　　12. Other pigeon breeds and series: China is a vast country, and there are pigeon breeds and series that adapt to local natural conditions in various provinces, such as Wusong and Yumen.

　　How do carrier pigeons deliver letters?

　　The principle of pigeon delivery is to take advantage of the strong homing performance of pigeons. Find two places to raise carrier pigeons separately, and then transport them from one place to another on a regular basis, using the pigeons' instinct to return to the nest (that is, the pigeons always want to return to the place where they used to live), you can achieve the purpose of sending letters.

　　How do carrier pigeons know where to fly?

　　1, the pigeons fly in different directions, because the direction of cutting magnetic field lines is different, so the size of the generated electromotive force can distinguish the direction.

　　2. However, the test shows that when it is released on a sunny day, the additional magnetic field does not affect the flight, which shows that geomagnetism is not the compass of its Chinese dream. Originally, the pigeon can measure polarized light, and on a sunny day, it can choose the direction of flight according to the position of the sun, and the movement of the sun is corrected accordingly by the body's biological clock.

　　3, it must be noted that when the current flows counterclockwise, whether it is sunny or cloudy, it can fly home.

　　This is the question "What are the pigeon breeds?" How do carrier pigeons deliver letters? How do carrier pigeons know where to fly? "The whole thing! To become a qualified carrier pigeon, the young bird must be trained, including: intimacy with the owner, stop to drink water, discern the route home, pass signals, etc.