Cooley Spruce Gall Adelgid vs Robust Cicada
Side-by-side species comparison
| Attribute | Cooley Spruce Gall Adelgid | Robust Cicada |
|---|---|---|
| Scientific Name | Adelges cooleyi | Meimuna opalifera |
| Order | Hemiptera | Hemiptera |
| Family | Adelgidae | Cicadidae |
| Size | 0.5-1 mm | 30-35 mm |
| Habitat | Forests | Woodlands |
| Diet | Gall Makers | Sap Feeders |
| Regions | North America, Europe | Japan, China, Taiwan |
| Conservation | Not Evaluated | Least Concern |
Cooley Spruce Gall Adelgid
A gall-forming adelgid that alternates between spruce and Douglas-fir. Cone-shaped galls on spruce tips are its most recognizable sign.
Did You Know?
The pineapple-shaped galls it forms on spruce tips are often mistaken for small cones.
Robust Cicada
A common East Asian cicada known as 'tsukutsuku-boshi' in Japan. Its rhythmic song marks the end of summer in Japanese culture.
Did You Know?
Its song has a distinctive rhythmic pattern that Japanese people interpret as saying 'tsukutsuku-boshi' repeatedly.