If you've been outside in the past few weeks you've likely heard a high-pitched — very loud — buzz emanating from at least a few trees: Michigan's dog day cicadas are out and about once again.

Michigan plays host to annual cicadas, also called dog day cicadas that appear in late summer, that are different from Brood X cicadas, which emerge every 17 years in the spring. "The Great Eastern Brood" of periodical cicadas last appeared in 2021 in the Lower Peninsula, but the annual insects are out now.

Michigan State University said dog day cicadas are "the cicadas you don’t need to wait 17 years to see and hear emerge every year in Michigan."

Here's what to know about dog day cicadas:

What are cicadas?

Approximately 170 cicada species occur in North America, Michigan State University

See Full Page