Eastern Pygmy Marmoset vs Yellow-billed Cacique

Cebuella niveiventris compared with Amblycercus holosericeus

Key Differences

• Eastern Pygmy Marmoset is Vulnerable while Yellow-billed Cacique is Least Concern.

Taxonomic Classification

Rank	Eastern Pygmy Marmoset	Yellow-billed Cacique
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Callitrichidae	Icteridae
Genus	Cebuella	Amblycercus
Species	Cebuella niveiventris	Amblycercus holosericeus

Evolutionary Relationship

Eastern Pygmy Marmoset and Yellow-billed Cacique share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Eastern Pygmy Marmoset

VU — Vulnerable

Yellow-billed Cacique

LC — Least Concern

Physical Characteristics

Attribute	Eastern Pygmy Marmoset	Yellow-billed Cacique
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eastern Pygmy Marmoset

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Vulnerable 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 1 countries:

🇪🇨 Ecuador