eccentric grass snail vs Great Reed Warbler

Vallonia excentrica compared with Acrocephalus arundinaceus

Key Differences

• eccentric grass snail is Near Threatened while Great Reed Warbler is Critically Endangered.

Taxonomic Classification

Rank	eccentric grass snail	Great Reed Warbler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Aves (Birds)
Order	Stylommatophora (Stylommatophora)	Passeriformes (Songbirds)
Family	Valloniidae	Acrocephalidae
Genus	Vallonia	Acrocephalus
Species	Vallonia excentrica	Acrocephalus arundinaceus

Evolutionary Relationship

eccentric grass snail and Great Reed Warbler share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

eccentric grass snail

NT — Near Threatened

Great Reed Warbler

CR — Critically Endangered

Physical Characteristics

Attribute	eccentric grass snail	Great Reed Warbler
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

eccentric grass snail

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 5 distinct biome types spanning the Australasia and Oceanian and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Israel), Europe (9 countries), North America (Mexico, United States), and Oceania and the Pacific (New Zealand). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

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