Great Reed Warbler vs Surprise Webcap

Acrocephalus arundinaceus compared with Cortinarius semisanguineus

Key Differences

• Great Reed Warbler is Critically Endangered while Surprise Webcap is Least Concern.

Taxonomic Classification

Rank	Great Reed Warbler	Surprise Webcap
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Aves (Birds)	Agaricomycetes (Mushrooms)
Order	Passeriformes (Songbirds)	Agaricales (Gilled Mushrooms)
Family	Acrocephalidae	Cortinariaceae
Genus	Acrocephalus	Cortinarius
Species	Acrocephalus arundinaceus	Cortinarius semisanguineus

Conservation Status

Great Reed Warbler

CR — Critically Endangered

Surprise Webcap

LC — Least Concern

Physical Characteristics

Attribute	Great Reed Warbler	Surprise Webcap
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Great Reed Warbler

Habitat

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

Range

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

Surprise Webcap

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States).

Great Reed Warbler

Great Reed Warbler (Acrocephalus arundinaceus) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden