title: Seasonal differences in habitats of the Norwegian lemming, Lemmus lemmus (L.), in 1959 and 1960 at Kilpisjärvi, Finnish Lapland.
mesh_terms: D000818:Animals; D001522:Behavior, Animal; D005247:Feeding Behavior; D005387:Finland; D006702:Homing Behavior; D012377:Rodentia / Q000502:physiology*; D012621:Seasons