Laysan Duck vs Northern Smooth-Tailed Treeshrew

Anas laysanensis compared with Dendrogale murina

Key Differences

• Laysan Duck is Critically Endangered while Northern Smooth-Tailed Treeshrew is Least Concern.

Taxonomic Classification

Rank	Laysan Duck	Northern Smooth-Tailed Treeshrew
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Aves (chim)	Mammalia (lớp Thú)
Order	Anseriformes (bộ Ngỗng)	Scandentia (Scandentia)
Family	Anatidae	Tupaiidae
Genus	Anas	Dendrogale
Species	Anas laysanensis	Dendrogale murina

Evolutionary Relationship

Laysan Duck and Northern Smooth-Tailed Treeshrew share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

Laysan Duck

CR — Critically Endangered

Northern Smooth-Tailed Treeshrew

LC — Least Concern

Physical Characteristics

Attribute	Laysan Duck	Northern Smooth-Tailed Treeshrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Laysan Duck

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.

Northern Smooth-Tailed Treeshrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Laysan Duck

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.