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'Like a jet taking off': the cicada that can top 120 decibels and nearly break the pain threshold
The palm-sized greengrocer is bright, loud and abundant, and has long been a collectible item for Australian children

TL;DR
- Greengrocer cicadas are a collectible item for Australian children, known for their bright colors and abundance.
- They emerge in large numbers approximately every seven years, with the next major event in 2027.
- Male greengrocers produce loud songs, up to 120 decibels, using tymbals to attract mates.
- Children also collect the cicadas' shed exoskeletons.
- The greengrocer is one of the loudest land invertebrates.