How old is the cricket?

Crickets have been raised by people since ancient times because they can sing and play well. According to records, family rearing of crickets in China began in the Tang Dynasty. At that time, people, whether North Korean officials or ordinary people, liked to bring their "treasures" in their spare time and get together to compete. According to research, cricket is an ancient insect with a history of at least 65.438+0.4 billion years.

Every quiet summer night, there will be bursts of crisp and pleasant chirping in the grass. Listen, the cricket is going to have another concert! The cricket's beautiful song comes not from its good voice, but from its wings. If you look closely, you will find that crickets are constantly shaking their wings. Is it flapping its wings and flying Of course not. Wings are its vocal organs. The cricket has a short thorn like a file on its right wing and a hard thorn like a knife on its left wing. The left and right wings are folded and rubbed against each other. You can make a pleasant sound by flapping your wings. Every breeding season, male crickets will flap their wings harder and find a mate with beautiful songs. Among them, the king of songs is a long-jawed cricket. The body length can reach about 20 mm and the antenna length is about 35 mm. Because of the two big teeth protruding forward, it is named long jaw cricket, commonly known as Alex.