Great Reed Warbler vs Lesser Rocktripe

Acrocephalus arundinaceus compared with Umbilicaria muhlenbergii

Key Differences

• Great Reed Warbler is Critically Endangered while Lesser Rocktripe is Not Evaluated.

Taxonomic Classification

Rank	Great Reed Warbler	Lesser Rocktripe
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Lecanoromycetes (Lecanoromycetes)
Order	Passeriformes (Songbirds)	Umbilicariales (Umbilicariales)
Family	Acrocephalidae	Umbilicariaceae
Genus	Acrocephalus	Umbilicaria
Species	Acrocephalus arundinaceus	Umbilicaria muhlenbergii

Conservation Status

Great Reed Warbler

CR — Critically Endangered

Lesser Rocktripe

NE — Not Evaluated

Physical Characteristics

Attribute	Great Reed Warbler	Lesser Rocktripe
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.

Lesser Rocktripe

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States.

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.