Two rare cicada broods are emerging in sync after 221 years, creating a feast for birds, trees, and dirt. Learn about their life cycle, ecological role, flight range, and impact on the environment. Discover how citizen scientists are tracking their emergence and the energy release and ecosystem impact of these fascinating creatures.
Two cicada broods on 13-year and 17-year cycles are synchronizing after 221 years, providing a rare feeding frenzy for predators.
Periodical cicadas' overwhelming abundance diverts predator attention, enriches soil with nutrient-rich corpses, and benefits ecosystem balance.
Deep dives
The Unique Spectacle of Periodical Cicadas in Central Illinois
Central Illinois is gearing up for a remarkable event as two broods of periodical cicadas, emerging on a 13-year and a 17-year cycle, are set to swarm together after over two centuries. These inch-long adults dig out en masse for a month-long summer mating frenzy, laying eggs in forest trees before perishing, kickstarting a new cycle. The emergence generates a feeding frenzy for predators like birds, raccoons, and dogs, offering a novel food source. With entomologists and enthusiasts eagerly anticipating the event, the spectacle promises to be a memorable natural phenomenon.
The Ecological Impact and Benefits of Periodical Cicadas
As periodical cicadas emerge in massive numbers, they play a crucial role in ecosystem dynamics. Their sheer abundance overwhelms predators, diverting attention from other prey species and catalyzing a cascade of effects in the ecosystem. The nutrient-rich cicada corpses post-mating act as a vital food source for scavengers, aiding in soil enrichment and plant growth. Beyond their distinct life cycle and peculiar traits, the cicadas contribute significantly to the health and balance of the environment, showcasing the intricate interplay between these insects and the ecosystem around them.
Two cicada broods, XIX and XIII, are emerging in sync for the first time in 221 years. Birds, trees, and dirt are about to get the banquet of a lifetime. Thanks for listening to WIRED. Talk to you next time for more stories from WIRED.com and read this story here.