These states can expect to see a 17-year periodical cicada emergence this spring
Three species of cicada that only emerge once every 17 years are gearing ... Periodical cicadas differ from annual cicadas ...
ABC News14d
These states can expect to see a 17-year periodical cicada emergence this spring
Three species of cicada that only emerge once every 17 years ... Annual cicadas have a green coloring but periodical cicadas are black and orange, Jody Gangloff-Kaufmann, an entomologist and ...