Bridge Roller vs Gray Crowned-Crane

Ancylis uncella compared with Balearica regulorum

Key Differences

• Bridge Roller is Least Concern while Gray Crowned-Crane is Endangered.

Taxonomic Classification

Rank	Bridge Roller	Gray Crowned-Crane
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Gruiformes (Gruiformes)
Family	Tortricidae	Gruidae
Genus	Ancylis	Balearica
Species	Ancylis uncella	Balearica regulorum

Evolutionary Relationship

Bridge Roller and Gray Crowned-Crane share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bridge Roller

LC — Least Concern

Gray Crowned-Crane

EN — Endangered

Physical Characteristics

Attribute	Bridge Roller	Gray Crowned-Crane
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Gray Crowned-Crane

Habitat

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

Range

Found across Asia (United Arab Emirates) and Europe (6 countries). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bridge Roller

The Bridge Roller (Ancylis uncella) 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.

Gray Crowned-Crane

Gray Crowned-Crane (Balearica regulorum) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway