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 ...

Three species of cicada that only emerge once every 17 years ... Illinois. Scott Olson/Getty Images, FILE Periodical cicadas differ from annual cicadas that emerge every year, the experts said.

For a closer look at Brood XIV's appearance, visit Cicada Mania for photos and details. The specific brood will have more black and orange on it. The annual cicadas that appear every year later in the ...

Cicada expert Gene Kritsky began testing ... 200,000 times and been used to share more than half a million pictures. The free app is the latest form of crowdsourcing that he says dates back ...