Plain-flanked Rail vs Yellow-billed Cacique

Rallus wetmorei compared with Amblycercus holosericeus

Key Differences

• Plain-flanked Rail is Endangered while Yellow-billed Cacique is Least Concern.

Taxonomic Classification

Rank	Plain-flanked Rail	Yellow-billed Cacique
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Gruiformes (Gruiformes)	Passeriformes (Songbirds)
Family	Rallidae	Icteridae
Genus	Rallus	Amblycercus
Species	Rallus wetmorei	Amblycercus holosericeus

Evolutionary Relationship

Plain-flanked Rail and Yellow-billed Cacique share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Plain-flanked Rail

EN — Endangered

Yellow-billed Cacique

LC — Least Concern

Physical Characteristics

Attribute	Plain-flanked Rail	Yellow-billed Cacique
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Plain-flanked Rail

Habitat

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

Range

Distributed across Norway and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Yellow-billed Cacique

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Yellow-billed Cacique

Yellow-billed Cacique (Amblycercus holosericeus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇻🇪 Venezuela