Caucasian Birch Mouse vs 剑鸻

Sicista caucasica compared with Charadrius hiaticula

Key Differences

• Caucasian Birch Mouse is Near Threatened while 剑鸻 is Critically Endangered.

Taxonomic Classification

Rank	Caucasian Birch Mouse	剑鸻
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Mammalia (哺乳動物)	Aves (鳥綱)
Order	Rodentia (啮齿目)	Charadriiformes (鸻形目)
Family	Dipodidae	Charadriidae
Genus	Sicista	Charadrius
Species	Sicista caucasica	Charadrius hiaticula

Evolutionary Relationship

Caucasian Birch Mouse and 剑鸻 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Caucasian Birch Mouse

NT — Near Threatened

剑鸻

CR — Critically Endangered

Physical Characteristics

Attribute	Caucasian Birch Mouse	剑鸻
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caucasian Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

剑鸻

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries) and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Caucasian Birch Mouse

The Caucasian Birch Mouse (Sicista caucasica) is a species in the genus Sicista. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

剑鸻

剑鸻（Charadrius hiaticula）在IUCN红色名录中被列为极危（CR）。由于种群数量严重下降和栖息地丧失，在野外面临极高的灭绝风险。