Periodical Cicada vs Golden-backed Snipe Fly

Side-by-side species comparison

Attribute Periodical Cicada Golden-backed Snipe Fly
Scientific Name Magicicada septendecim Chrysopilus thoracicus
Order Hemiptera Diptera
Family Cicadidae Rhagionidae
Size 25-33 mm 8-12 mm
Habitat Woodlands Woodlands
Diet Root Feeders Herbivores
Regions North America Eastern North America
Conservation Least Concern Least Concern

Periodical Cicada

Emerges in massive synchronized broods every 17 years. Nymphs live underground feeding on tree root sap. Males produce the loudest sounds of any insect at up to 100 dB.

💡

Did You Know?

Periodical cicadas spend exactly 17 years underground (a prime number), and scientists believe this evolved to prevent predators from synchronizing their own cycles.

Golden-backed Snipe Fly

A striking fly with golden thoracic hairs and dark wings that rests head-down on foliage. Larvae are predators in soil and leaf litter.

💡

Did You Know?

It characteristically rests on vegetation with its head pointed downward, ready to pounce on passing prey.