Delicate Pygmy Rice Rat vs Red-billed Duck

Oligoryzomys delicatus compared with Anas erythrorhyncha

Key Differences

• Delicate Pygmy Rice Rat is Data Deficient while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Delicate Pygmy Rice Rat	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Cricetidae	Anatidae
Genus	Oligoryzomys	Anas
Species	Oligoryzomys delicatus	Anas erythrorhyncha

Evolutionary Relationship

Delicate Pygmy Rice Rat and Red-billed Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Delicate Pygmy Rice Rat

DD — Data Deficient

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Delicate Pygmy Rice Rat	Red-billed Duck
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.

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) 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