cicadas

Once every 17 years, when the ground warms with the arrival of spring, the cicadas emerge from underground. Photo: Greg Hume, CC BY-SA 3.0

The cicada invasion

The cicadas live most of the time under the roots of trees, but once every 17 years they emerge underground and become adult cicadas for a few weeks. Then a very dramatic and noisy courtship process begins, at the end of which we will have to wait