Alder Spittlebug vs Variable Bluet

Aphrophora alni compared with Coenagrion pulchellum

Key Differences

• Alder Spittlebug is Least Concern while Variable Bluet is Endangered.

Taxonomic Classification

Rank	Alder Spittlebug	Variable Bluet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (artrópode)	Arthropoda (artrópode)
Class same	Insecta (inseto)	Insecta (inseto)
Order	Hemiptera (Hemiptera)	Odonata (Odonata)
Family	Aphrophoridae	Coenagrionidae
Genus	Aphrophora	Coenagrion
Species	Aphrophora alni	Coenagrion pulchellum

Evolutionary Relationship

Alder Spittlebug and Variable Bluet share a common ancestor at the Class level: Insecta. (inseto)

Conservation Status

Alder Spittlebug

LC — Least Concern

Variable Bluet

EN — Endangered

Physical Characteristics

Attribute	Alder Spittlebug	Variable Bluet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder Spittlebug

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (United States).

Variable Bluet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Alder Spittlebug

The Alder Spittlebug (Aphrophora alni) is a species in the genus Aphrophora. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Variable Bluet

O Donzelinha-variavel (Coenagrion pulchellum) esta classificado como Em Perigo (EN) na Lista Vermelha da IUCN. Em alto risco de extincao em estado silvestre, com declinio populacional significativo e ameacas continuas a sua sobrevivencia.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden