Poetry and knowledge about dragons?

Poems about dragons:

Later, when your dragon and horse fell from the sky,

Ten thousand generations of horses have been expelled from the earth.

(Du Fu's "Dan Qing Presents General Cao Ba")

At that time, the twins were twins.

Relatively quiet, ancient and desolate.

The snow falls to the waist and can't be buried.

It's going to rain now, black dragon.

(Su Shi's "Ancient Castles").

Legend has it that after the Yellow Emperor ascended to heaven, the nine sons of the dragon were beaten to earth by the old dragon and were not allowed to return to the Heavenly Palace. Since then, the nine dragons have never ascended to heaven. So, what are the nine brothers doing? In fact, people see them every day in their daily lives, but few people know their names. What are you doing? "

The eldest son of the dragon is called Yin Bixi. It looks like a turtle-shaped turtle, with great strength and good load. Therefore, it acts as a human monument. Many people mistake the pedestal in the grave for a tortoise and a tortoise, but it is actually wrong. It is the eldest son of a dragon.

The second son of the dragon is called Kiss. It likes to stand tall, take risks and work high above the ground. Lu Ban regarded it as a beautiful pillar on the building and stood on the roof.

Dragon's third son is named Pumou. He likes singing and yelling all day. Legend has it that its shouts can travel ten miles away. When monks in temples cast bells, they cast them on the knobs as decorations.

The fourth son of the dragon is called an armadillo. Born with a dignified face, everyone is afraid to see it. The chief of the yamen in charge of the law sent someone to knock on the prison door to deter the prisoners. Later, powerful people also used it on the lion knocker at their doorstep.

The fifth son of the dragon is gluttonous, gluttonous and lazy, and loves to eat and drink. Folk use it in all kinds of pots, such as big copper teapots. On all kinds of wine dishes.

The sixth son of the dragon is called centipede. It likes to make waves and play in the river all the year round. Folk bridge builders use it as a bridge sign on the bridge.

The seven sons of the dragon are called Yazi, and they are murderous. It seems that as long as you don't kill, you can't live, and the people hate it. After being discovered by an executioner in the yamen, it was decorated on the ring of the murderous "ghost knife". It finally found a job that suits it.

The eight sons of the Dragon are called sisters-in-law (pronounced Xuanyi). They are good at setting off fireworks, doing nothing, fanning the flames everywhere, and making the people malodorous. Later, it was discovered by a monk in the temple yard and distributed as an ornament on the incense burner. Since then, it has been living and working peacefully.

The nine sons of the dragon are called Jiao Tu. It likes to be a guard. No matter who has an accident, ordinary people "stand guard" at the gate for a day and a night. Later, people sent it to the tap "knocker" on the gate.

In a word, the nine sons and grandsons of the dragon have different looks, personalities, hobbies and uses, but they have basically achieved the goal of "making the best use of people and things".