Arctic lemming vs

Dicrostonyx torquatus compared with Pyrenula nitida

Key Differences

• Arctic lemming is Least Concern while is Endangered.

Taxonomic Classification

Rank	Arctic lemming
Kingdom	Animalia (动物界)	Fungi (真菌界)
Phylum	Chordata (脊索动物门)	Ascomycota (子囊菌门)
Class	Mammalia (哺乳動物)	Eurotiomycetes (散囊菌綱)
Order	Rodentia (啮齿目)	Pyrenulales (小核衣菌目)
Family	Cricetidae	Pyrenulaceae
Genus	Dicrostonyx	Pyrenula
Species	Dicrostonyx torquatus	Pyrenula nitida

Conservation Status

Arctic lemming

LC — Least Concern

EN — Endangered

Physical Characteristics

Attribute	Arctic lemming
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Arctic lemming

The Arctic lemming (Dicrostonyx torquatus) is a species in the genus Dicrostonyx. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

光亮座囊衣（Pyrenula nitida）是生长于西欧湿润大西洋林古老阔叶树光滑树皮上的树皮生壳状地衣，具光滑光泽的橄榄绿至褐色叶状体和嵌入的烧瓶形子囊壳。被视为西欧古老持续性森林的旗舰指示种。因古树和古老森林生境的丧失而受到严重威胁，属濒危地衣。