Great Reed Warbler vs Tree Swallow

Acrocephalus arundinaceus compared with Tachycineta bicolor

Key Differences

• Great Reed Warbler is Critically Endangered while Tree Swallow is Least Concern.

Taxonomic Classification

Rank	Great Reed Warbler	Tree Swallow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Passeriformes (Songbirds)	Passeriformes (Songbirds)
Family	Acrocephalidae	Hirundinidae
Genus	Acrocephalus	Tachycineta
Species	Acrocephalus arundinaceus	Tachycineta bicolor

Evolutionary Relationship

Great Reed Warbler and Tree Swallow share a common ancestor at the Order level: Passeriformes. (Songbirds)

Conservation Status

Great Reed Warbler

CR — Critically Endangered

Tree Swallow

LC — Least Concern

Physical Characteristics

Attribute	Great Reed Warbler	Tree Swallow
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.

Tree Swallow

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, and Venezuela.

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 1 countries:

🇳🇴 Norway