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  1. Cicada - Wikipedia

    Nearly all cicada species are annual cicadas with the exception of the few North American periodical cicada species, genus Magicicada, which in a given region emerge en masse every …

  2. Cicada | Sound, Shell, Life Cycle, Map, & Facts | Britannica

    Oct 31, 2025 · Cicadas are a family of about 3,000 species of sound-producing insects. Male cicadas produce loud noises by vibrating membranes (tymbals) near the base of the abdomen. …

  3. Cicadas: What They Are, Where They Live, and Their Lifecycle

    Cicadas are perhaps best known for the loud noises they make. While there are cicadas every year, some species only appear every 13 or 17 years. Whatever their schedule, cicadas are …

  4. What Is a Cicada? - How to Prepare for Cicada Swarm 2024

    Apr 8, 2024 · Two separate cicada broods will emerge in several states this spring and summer. Here’s what to know about cicadas and how to prepare for the 2024 cicada swarm.

  5. Cicadas | US EPA

    May 27, 2025 · Two types of cicadas commonly exist in the Eastern United States: annual cicadas, which emerge every year, and periodical cicadas, which emerge every 13 or 17 years.

  6. How Do Periodical Cicadas Know When To Emerge? - Forbes

    Nov 30, 2025 · How do 17-year cicadas, which live underground as nymphs, track the passage of time so they all emerge synchronously as adults?

  7. Cicada Mania: Cicada Photos, Sounds, News & Facts

    Nov 24, 2025 · Cicadas (Insecta: Hemiptera: Cicadidae) are "true bug" insects, best known for the songs sung by most, but not all, male cicadas. Males sing by flexing their tymbals, which are …