Fake round ray vs Yellow-billed Cacique

Urotrygon simulatrix compared with Amblycercus holosericeus

Key Differences

• Fake round ray is Vulnerable while Yellow-billed Cacique is Least Concern.

Taxonomic Classification

Rank	Fake round ray	Yellow-billed Cacique
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Myliobatiformes (Myliobatiformes)	Passeriformes (Songbirds)
Family	Urotrygonidae	Icteridae
Genus	Urotrygon	Amblycercus
Species	Urotrygon simulatrix	Amblycercus holosericeus

Evolutionary Relationship

Fake round ray and Yellow-billed Cacique share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fake round ray

VU — Vulnerable

Yellow-billed Cacique

LC — Least Concern

Physical Characteristics

Attribute	Fake round ray	Yellow-billed Cacique
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fake round ray

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.