Douroucouli a bras gris vs Ruby-Crowned Kinglet

Aotus griseimembra compared with Regulus calendula

Key Differences

• Douroucouli a bras gris is Vulnerable while Ruby-Crowned Kinglet is Least Concern.

Taxonomic Classification

Rank	Douroucouli a bras gris	Ruby-Crowned Kinglet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Regulidae
Genus	Aotus	Regulus
Species	Aotus griseimembra	Regulus calendula

Evolutionary Relationship

Douroucouli a bras gris and Ruby-Crowned Kinglet share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Douroucouli a bras gris

VU — Vulnerable

Ruby-Crowned Kinglet

LC — Least Concern

Physical Characteristics

Attribute	Douroucouli a bras gris	Ruby-Crowned Kinglet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Douroucouli a bras gris

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Ruby-Crowned Kinglet

Habitat

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

Range

Distributed across Norway and United States.