Billions of cicadas appear in ‘double brood emergence,’ scientists say
by Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on exciting discoveries, scientific advances and more. In a few weeks, they …
Tag: Unit XIII
Billions of cicadas appear in ‘double brood emergence,’ scientists say
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on exciting discoveries, scientific advances and more. In a few months, they …
2 cicada broods are reuniting for the first time in 221 years — and they’ll meet in Illinois
Cicada Safari Press, Tyler Le/BI Two broods of periodical cicadas are emerging simultaneously for the first time in 221 years. Broods XIII and XIX overlap …