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The term periodical cicada is commonly used to refer to any of the seven species of the genus Magicicada of eastern North America, the 13- and 17-year cicadas. They are called periodical because nearly all individuals in a local population are developmentally synchronized and emerge in the same year.
PJ Liesch holds up a male 17-year cicada and shows the tymbal under its wings. The tymbal is the small white section of the insect with thin, black lines. The cicada uses its tymbals to produce ...
Over the past few weeks, Brood XIII 17-year cicadas have emerged in parts of Wisconsin for the first time since 2007. The insects are known for their noisy buzzing and chirping and the crunchy ...
A 17-year cicada clings to a leaf in Big Foot Beach State Park in Lake Geneva on June 7, 2007. The 17-year cicada is expected to emerge again in southern Wisconsin this year.
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.
This 17-year species is closely related to two 13-year species (M. tredecim and M. neotredecim); these three species are often described together as "decim periodical cicadas." Decim periodical cicadas is a term used to group three closely related species of periodical cicadas: Magicicada septendecim, Magicicada tredecim, and Magicicada ...
Following a 17-year period of underground development, periodical cicadas are set to burst above ground in the coming days and weeks. Here they come: 17-year cicadas to emerge in 3 states this ...
Map of periodic cicada broods with Brood X shown in yellow. Every 17 years, Brood X cicada nymphs tunnel upwards en masse to emerge from the surface of the ground. The insects then shed their exoskeletons on trees and other surfaces, thus becoming adults. The mature cicadas fly, mate, lay eggs in twigs, and then