Dicrostonyx

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Synonyms for Dicrostonyx

References in periodicals archive ?
Most of them are terrestrial, being either eclectic in their habitat requirements, like the deer mouse, wolf, and brown bear (35% of the species inventoried) or favouring open or shrubby tundra (23%), like the northern collared lemming and tundra vole, or aquatic habitats (the muskrat and American mink).
Further, the positive correlation between serum leptin levels and body fat mass has been found in many small mammals including collared lemmings (Johnson et al.
With mathematical models, the researchers showed that the drastic change in the population dynamics of collared lemmings is explained by the fact that snow melts sooner than before.
Today the collared lemming prefers to eat shrubs, particularly willow leaves and herbs (Forsyth 1985; Rodgers and Lewis 1985).
Population dynamics of the collared lemming and the tundra vole at Pearce Point, Northwest Territories, Canada.
We estimated the area used by foxes in summer to kill all the adult lemmings found in scats from the numbers of adult radio-collared lemmings killed on study grids over a summer, and from the area of collared lemming habitat on study grids and in the two regional zones of differing habitat availability.
Species Notes Collared Lemming One seen on 21 July 2009 close to the East (Dicrostonyx Cliff seabird colony.
Two days after baiting, the apple had disappeared from four boxes, but only one juvenile male collared lemming (28.
However, because the search plot was situated in good winter habitat for Siberian lemmings (Lemmus sibiricus) (Dunaeva, 1948), and because this species dominates the study area, we assumed that most observed winter nests belonged to Siberian lemmings, rather than to collared lemmings (Dicrostonyx torquatus), the second but less frequent lemming species in the study area (Popov, 2009).
Berg (2003), who studied collared lemming foraging behavior in Greenland, made similar observations.
We watched chick-rearing adult terns attacking collared lemmings (Dicrostonyx groenlandicus), which included repeatedly lifting them into the air and dropping them to the tundra until they died.
But he does not stick to his personal research subject, the collared lemming.
Common Rat, Rattus norvegicus D-P Brown Lemming, Lemmus sibiricus ++ ++ Collared Lemming, Dicrostonyx ++ +++
Long-term surveys on Traill Island (Northeast Greenland) show that numbers of king eider (Somateria spectabilis) nests are correlated with high densities of collared lemming (Dicrostonyx groenlandicus).
No identifiable remains of collared lemming (Dicrostonyx torquatus groenlandicus) were found in Scoresbysund (Area 3), the only one of the eight study areas where lemmings are distributed.