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The typical wingspan is around 110–120 mm. [1] The adult is a shiny black above and brown and finely hairy underneath. As the name implies, the eyes are a deep red colour, although pinkish- and brownish-eyed specimens are seen.
The winged imago (adult) periodical cicada has two red compound eyes, three small ocelli, and a black dorsal thorax. The wings are translucent with orange veins. The underside of the abdomen may be black, orange, or striped with orange and black, depending on the species. [10]
Adult cicadas appear over the summer and inhabit forested areas near bodies of water. The predominantly black form from the Sydney and Central Coast regions is commonly known as the black prince, while the term silver knight is used for the species as a whole. An audio recording of a Black Prince Cicada (Psaltoda plaga).
Cicadas have blue eyes because they are mutants. The University of Connecticut observed that some periodical cicadas have blue or white eyes, or some may lack red pigmentation in their wing veins.
Many of them have common names such as cherry nose, brown baker, red eye, greengrocer, yellow Monday, whisky drinker, double drummer, and black prince. The Australian greengrocer, Cyclochila australasiae, is among the loudest insects in the world. [18] A chorus cicada, a species endemic to New Zealand Cicadas in Japan
Emerging cicadas are so loud in one South Carolina county that residents are calling the sheriff's office asking why they can hear sirens or a loud roar. Trillions of red-eyed periodical cicadas ...
Despite their loud, aggressive-sounding buzzing and red-eyed, rather frightful appearance, the periodical cicadas due to emerge en masse this spring in Illinois do not pose a threat to humans ...
Magicicada cassini (originally spelled cassinii [a]), known as the 17-year cicada, Cassin's periodical cicada or the dwarf periodical cicada, [6] is a species of periodical cicada. It is endemic to North America. It has a 17-year life cycle but is otherwise indistinguishable from the 13-year periodical cicada Magicicada tredecassini.