Opossum à épaules noires vs Canard de Laysan

Caluromysiops irrupta compared with Anas laysanensis

Key Differences

• Opossum à épaules noires is Least Concern while Canard de Laysan is Critically Endangered.

Taxonomic Classification

Rank	Opossum à épaules noires	Canard de Laysan
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mammifères)	Aves (oiseau)
Order	Didelphimorphia (Didelphimorphia)	Anseriformes (Anseriformes)
Family	Didelphidae	Anatidae
Genus	Caluromysiops	Anas
Species	Caluromysiops irrupta	Anas laysanensis

Evolutionary Relationship

Opossum à épaules noires and Canard de Laysan share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Opossum à épaules noires

LC — Least Concern

Canard de Laysan

CR — Critically Endangered

Physical Characteristics

Attribute	Opossum à épaules noires	Canard de Laysan
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Opossum à épaules noires

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Canard de Laysan

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Opossum à épaules noires

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.

Canard de Laysan

Laysan Duck (Anas laysanensis) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.