Andean Cottontail vs Brown Rat

Sylvilagus andinus compared with Rattus norvegicus

Key Differences

• Andean Cottontail is Data Deficient while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Andean Cottontail	Brown Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Lagomorpha (Rabbits & Hares)	Rodentia (Rodents)
Family	Leporidae (Rabbits & Hares)	Muridae (Mice & Rats)
Genus	Sylvilagus	Rattus
Species	Sylvilagus andinus	Rattus norvegicus

Evolutionary Relationship

Andean Cottontail and Brown Rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Andean Cottontail

DD — Data Deficient

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Andean Cottontail	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Andean Cottontail

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Brown Rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

Andean Cottontail

The Andean Cottontail (Sylvilagus andinus) is a species in the genus Sylvilagus. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in diverse terrestrial and aquatic ecosystems.

Brown Rat

Brown Rat (Rattus norvegicus) 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