Black-shouldered Opossum vs Ruff

Caluromysiops irrupta compared with Calidris pugnax

Taxonomic Classification

Rank	Black-shouldered Opossum	Ruff
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Aves (鳥類)
Order	Didelphimorphia (Didelphimorphia)	Charadriiformes (チドリ目)
Family	Didelphidae	Scolopacidae
Genus	Caluromysiops	Calidris
Species	Caluromysiops irrupta	Calidris pugnax

Evolutionary Relationship

Black-shouldered Opossum and Ruff share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Black-shouldered Opossum

LC — Least Concern

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Black-shouldered Opossum	Ruff
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-shouldered Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Ruff

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Venezuela).

Black-shouldered Opossum

The Black-shouldered Opossum (Caluromysiops irrupta) is a species in the genus Caluromysiops. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Ruff

Ruff（Calidris pugnax）は IUCN レッドリストで軽度懸念（LC）に分類されている。分布域全体に広く分布し個体数も豊富で、個体群は安定しており差し迫った保全上の懸念はない。

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia