Grizzled Colilargo vs Rusty-faced Parrot

Oligoryzomys griseolus compared with Hapalopsittaca amazonina

Key Differences

• Grizzled Colilargo is Least Concern while Rusty-faced Parrot is Endangered.

Taxonomic Classification

Rank	Grizzled Colilargo	Rusty-faced Parrot
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Psittaciformes (Parrots)
Family	Cricetidae	Psittacidae (True Parrots)
Genus	Oligoryzomys	Hapalopsittaca
Species	Oligoryzomys griseolus	Hapalopsittaca amazonina

Evolutionary Relationship

Grizzled Colilargo and Rusty-faced Parrot share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Grizzled Colilargo

LC — Least Concern

Rusty-faced Parrot

EN — Endangered

Physical Characteristics

Attribute	Grizzled Colilargo	Rusty-faced Parrot
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grizzled Colilargo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Rusty-faced Parrot

Habitat

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

Range

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

Rusty-faced Parrot

A medium-sized parrot of the high-altitude cloud forests and Andean slopes of Colombia and Venezuela, rusty-faced parrots have green plumage with a distinctive orange-rufous face and forehead. They inhabit humid mountain forests between 1,500–3,000 meters and are little studied due to their remote, steep habitat. Listed as Vulnerable due to ongoing deforestation of Andean cloud forests. They move seasonally with food availability across forested ridges.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela