Great Reed Warbler vs Maple Slender

Acrocephalus arundinaceus compared with Caloptilia semifascia

Key Differences

• Great Reed Warbler is Critically Endangered while Maple Slender is Not Evaluated.

Taxonomic Classification

Rank	Great Reed Warbler	Maple Slender
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Passeriformes (Songbirds)	Lepidoptera (Butterflies & Moths)
Family	Acrocephalidae	Gracillariidae
Genus	Acrocephalus	Caloptilia
Species	Acrocephalus arundinaceus	Caloptilia semifascia

Evolutionary Relationship

Great Reed Warbler and Maple Slender share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Great Reed Warbler

CR — Critically Endangered

Maple Slender

NE — Not Evaluated

Physical Characteristics

Attribute	Great Reed Warbler	Maple Slender
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.

Maple Slender

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (7 countries).

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