Green Shield Bug vs Scissor Grinder Cicada

Side-by-side species comparison

Attribute Green Shield Bug Scissor Grinder Cicada
Scientific Name Palomena prasina prasina Neotibicen pruinosus
Order Hemiptera Hemiptera
Family Pentatomidae Cicadidae
Size 12-14mm 33-40 mm
Habitat Farmland Woodlands
Diet Sap Feeders Wood Feeders
Regions Europe North America
Conservation Least Concern Least Concern

Green Shield Bug

A common bright green shield-shaped bug that turns bronze-brown before hibernation. A distinctive spring and autumn insect.

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Did You Know?

The color change from green to bronze is triggered by day length shortening in autumn, not temperature.

Scissor Grinder Cicada

A large North American annual cicada with a buzzing call resembling a grinding wheel. Its body is coated in a whitish waxy pruinose layer.

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Did You Know?

Its common name comes from the call's resemblance to the sound of a knife sharpener at work.