Andean Chilomys vs Common Tern

Chilomys instans compared with Sterna hirundo

Key Differences

• Andean Chilomys is Least Concern while Common Tern is Endangered.

Taxonomic Classification

Rank	Andean Chilomys	Common Tern
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class	Mammalia (포유류)	Aves (새)
Order	Rodentia (설치류)	Charadriiformes (도요목)
Family	Cricetidae	Laridae
Genus	Chilomys	Sterna
Species	Chilomys instans	Sterna hirundo

Evolutionary Relationship

Andean Chilomys and Common Tern share a common ancestor at the Phylum level: Chordata. (척삭동물)

Conservation Status

Andean Chilomys

LC — Least Concern

Common Tern

EN — Endangered

Physical Characteristics

Attribute	Andean Chilomys	Common Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Andean Chilomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Common Tern

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 9 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Andean Chilomys

The Andean Chilomys (Chilomys instans) is a species in the genus Chilomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Common Tern

제비갈매기(Sterna hirundo)는 IUCN 적색목록에서 위기(EN)로 분류된다. 야생에서 멸종 위험이 높으며 상당한 개체수 감소와 생존을 위협하는 요인들이 지속되고 있다.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela