Gem vs Great Reed Warbler

Orthonama obstipata compared with Acrocephalus arundinaceus

Key Differences

• Gem is Not Evaluated while Great Reed Warbler is Critically Endangered.

Taxonomic Classification

Rank	Gem	Great Reed Warbler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Passeriformes (Songbirds)
Family	Geometridae	Acrocephalidae
Genus	Orthonama	Acrocephalus
Species	Orthonama obstipata	Acrocephalus arundinaceus

Evolutionary Relationship

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

Conservation Status

Gem

NE — Not Evaluated

Great Reed Warbler

CR — Critically Endangered

Physical Characteristics

Attribute	Gem	Great Reed Warbler
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gem

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Africa (Cabo Verde, Congo (DRC), South Africa), Asia (Taiwan), Europe (4 countries), and North America (Canada, United States).

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