Alder Spittlebug vs Red Cage

Aphrophora alni compared with Clathrus ruber

Key Differences

• Alder Spittlebug is Least Concern while Red Cage is Vulnerable.

Taxonomic Classification

Rank	Alder Spittlebug	Red Cage
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Hemiptera (Hemiptera)	Phallales (Phallales)
Family	Aphrophoridae	Phallaceae
Genus	Aphrophora	Clathrus
Species	Aphrophora alni	Clathrus ruber

Conservation Status

Alder Spittlebug

LC — Least Concern

Red Cage

VU — Vulnerable

Physical Characteristics

Attribute	Alder Spittlebug	Red Cage
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).

Red Cage

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Found across Europe (9 countries). Currently classified as Vulnerable 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.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway