Delicate Pygmy Rice Rat vs Dusky Chlorospingus

Oligoryzomys delicatus compared with Chlorospingus semifuscus

Key Differences

• Delicate Pygmy Rice Rat is Data Deficient while Dusky Chlorospingus is Least Concern.

Taxonomic Classification

Rank	Delicate Pygmy Rice Rat	Dusky Chlorospingus
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Cricetidae	Passerellidae
Genus	Oligoryzomys	Chlorospingus
Species	Oligoryzomys delicatus	Chlorospingus semifuscus

Evolutionary Relationship

Delicate Pygmy Rice Rat and Dusky Chlorospingus share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Delicate Pygmy Rice Rat

DD — Data Deficient

Dusky Chlorospingus

LC — Least Concern

Physical Characteristics

Attribute	Delicate Pygmy Rice Rat	Dusky Chlorospingus
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Delicate Pygmy Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Dusky Chlorospingus

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Dusky Chlorospingus

Dusky Chlorospingus (Chlorospingus semifuscus) 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:

🇨🇴 Colombia 🇪🇨 Ecuador