Autumn begins to sing in the trees. What kind of insect is this?

The solar terms in beginning of autumn generally fall on August 7th or 8th of the Gregorian calendar. Autumn means that summer is cool and autumn begins. Twenty-four solar terms say beginning of autumn: July Festival, the word "understand spring" (beginning of spring). Autumn, pull also, things here and pull together also. In ancient times, beginning of autumn was divided into three periods: one was waiting for a cool breeze; Second, wait for the white deer to be born; Three are waiting for cicadas to sing. After beginning of autumn, people will feel cool when it is windy; There will be fog on the earth in the morning; Cicada is a kind of cicada with yellow-green spots and transparent wings. Male cicadas have vocal organs, which are found in singing in the trees in late summer and early autumn.