Great Reed Warbler vs Ko`oko`olau

Acrocephalus arundinaceus compared with Bidens campylotheca

Key Differences

• Great Reed Warbler is Critically Endangered while Ko`oko`olau is Vulnerable.

Taxonomic Classification

Rank	Great Reed Warbler	Ko`oko`olau
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Aves (Birds)	Magnoliopsida (Dicots)
Order	Passeriformes (Songbirds)	Asterales (Daisies & Sunflowers)
Family	Acrocephalidae	Asteraceae (Daisy Family)
Genus	Acrocephalus	Bidens
Species	Acrocephalus arundinaceus	Bidens campylotheca

Conservation Status

Great Reed Warbler

CR — Critically Endangered

Ko`oko`olau

VU — Vulnerable

Physical Characteristics

Attribute	Great Reed Warbler	Ko`oko`olau
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.

Ko`oko`olau

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Turkey. Currently classified as Vulnerable 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.