The cicada life cycle has three stages: eggs, nymphs, and adults. Female cicadas can lay up to 400 eggs divided among dozens of sites—generally in twigs and branches. After six to 10 weeks ...

Cicadas live off sap from tree roots and other plants and require moist conditions for their nymphs, which burrow deep into soil and spend up to seven years underground before hatching.

Once the eggs hatch, new cicada nymphs will fall from the trees and ... feeding on plant roots as they pass through five ...