Parasitic Button Lichen vs Sedge Warbler

Buellia badia compared with Acrocephalus schoenobaenus

Key Differences

• Parasitic Button Lichen is Extinct while Sedge Warbler is Least Concern.

Taxonomic Classification

Rank	Parasitic Button Lichen	Sedge Warbler
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Chordata (Chordates)
Class	Lecanoromycetes (Lecanoromycetes)	Aves (Birds)
Order	Caliciales (Caliciales)	Passeriformes (Songbirds)
Family	Caliciaceae	Acrocephalidae
Genus	Buellia	Acrocephalus
Species	Buellia badia	Acrocephalus schoenobaenus

Conservation Status

Parasitic Button Lichen

EX — Extinct

Sedge Warbler

LC — Least Concern

Physical Characteristics

Attribute	Parasitic Button Lichen	Sedge Warbler
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Parasitic Button Lichen

Habitat

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

Range

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

Sedge Warbler

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (6 countries).

Sedge Warbler

Sedge Warbler (Acrocephalus schoenobaenus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden