Broken-barred Roller vs Great Bittern

Ancylis unguicella compared with Botaurus stellaris

Key Differences

Broken-barred Roller is Least Concern while Great Bittern is Critically Endangered.

Taxonomic Classification

Rank	Broken-barred Roller	Great Bittern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Pelecaniformes (Pelecaniformes)
Family	Tortricidae	Ardeidae
Genus	Ancylis	Botaurus
Species	Ancylis unguicella	Botaurus stellaris

Evolutionary Relationship

Broken-barred Roller and Great Bittern share a common ancestor at the Kingdom level: Animalia. (Animals)

View Kingdom: Animalia

Conservation Status

Broken-barred Roller

LC — Least Concern

Great Bittern

CR — Critically Endangered

Physical Characteristics

Attribute	Broken-barred Roller	Great Bittern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broken-barred Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Canada, Denmark, Norway, and Sweden.

Great Bittern

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, Denmark, Norway, Russia, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Broken-barred Roller

The Broken-Barred Roller (Ancylis unguicella) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Great Bittern

Great Bittern (Botaurus stellaris) 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.