Brown Cobblestone Lichen vs Pigeon Flea

Acarospora fuscata compared with Ceratophyllus columbae

Key Differences

• Brown Cobblestone Lichen is Least Concern while Pigeon Flea is Not Evaluated.

Taxonomic Classification

Rank	Brown Cobblestone Lichen	Pigeon Flea
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Arthropoda (Arthropods)
Class	Lecanoromycetes (Lecanoromycetes)	Insecta (Insects)
Order	Acarosporales (Acarosporales)	Siphonaptera (Siphonaptera)
Family	Acarosporaceae	Ceratophyllidae
Genus	Acarospora	Ceratophyllus
Species	Acarospora fuscata	Ceratophyllus columbae

Conservation Status

Brown Cobblestone Lichen

LC — Least Concern

Pigeon Flea

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Cobblestone Lichen	Pigeon Flea
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Cobblestone Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, and United States.

Pigeon Flea

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (18 countries).

Brown Cobblestone Lichen

The Brown Cobblestone Lichen (Acarospora fuscata) is a species in the genus Acarospora. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway