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 ...

North American cicadas have life cycles that last for prime numbers of years. Why 13 or 17 years? Why not 12, 14, 15 or 16? One explanation asks us to imagine the cicadas are hunted by periodical ...

The numbers 13 and 17 are also prime numbers, and so-called “periodical” cicadas have life cycles of exactly 13 or 17 years. This year, trillions of those creatures are emerging in various U.S ...

Adding a key element, Health & Science video journalist Kathy Young and Ritzel joined forces to produce an animated video explainer on the life cycle of cicadas. The animation, guest-narrated by Allen ...

Adult wasps live approximately 60 to 75 days and feed on nectar, while the immature stages feed on annual cicadas provided to ... To learn more about their life cycle and more details, go to ...

and other plant life. Over time, scientists learned that unlike locusts or other grasshoppers, cicadas don’t chew leaves, ...