Dicrostonyx hudsonius (Pallas 1778)
- Dataset
- Cricetidae
- Rank
- SPECIES
Classification
- kingdom
- Animalia
- phylum
- Chordata
- class
- Mammalia
- order
- Rodentia
- family
- Cricetidae
- genus
- Dicrostonyx
- species
- Dicrostonyx hudsonius
activity
Activity patterns. Ungava Collared Lemmings can be active day or night throughout the year.
biology_ecology
Habitat. Tundra from old beach terraces to alpine meadows up to elevations of c. 1000 m. Near tree line, Ungava Collared Lemmings typically avoid wooded areas and inhabit burrows in rocky slopes and dry lichen tundra.
biology_ecology
Movements, Home range and Social organization. Ungava Collared Lemmings are often found in small colonies. They are thought to have relatively small home ranges.
breeding
Breeding. Ungava Collared Lemmings can breed year-round, especially during population increases, but breeding mostly occurs in spring and summer (March-September). Gestation lasts 22 - 26 days. Litters have 3 - 5 young, and females have 2 - 3 litters / year.
conservation
Status and Conservation. Classified as Least Concern on The IUCN Red List.
description
Descriptive notes. Head — body 112 - 160 mm, tail 12 - 22 mm, hindfoot 20 - 25 mm; weight 40 - 90 g. The Ungava Collared Lemming is stocky, with relatively short limbs, short tail, small eyes, and indistinct dorsal stripe extending to rump. Pelage is seasonally dimorphic, with long white fur in winter to match snowy environments and brownish gray with buffy or rusty sides, throat, and ear tufts in summer. Venter is grayish. Poorly developed, reddish chest collar is often present.
distribution
Distribution. NE Canada, in N Quebec and Labrador, including Belcher and King George Is.
food_feeding
Food and Feeding. The Ungava Collared Lemming eats grasses, berries, bark, and buds.
Name
- Synonyms
- Mus hudsonius Pallas 1778
- Homonyms
- Dicrostonyx hudsonius (Pallas 1778)
- Common names
- Labrador Collared Lemming in English
- Lemming d'Ungava in French
- Lemming de collar de Ungava in language.
- Ungava Collared Lemming in English
- Ungava-Halsbandlemming in German