The number of lemmings (Lemmus lemmus) in the mountains can fluctuate sharply from one year to the next. Years when populations explode are called lemming years. These population explosions are ...

The researchers also identified hundreds of mutations unique to the Norwegian lemming, particularly in genes related to coat color, fat metabolism, and possibly even behavior. These genomic ...

Using whole genome sequencing and cutting-edge analyses researchers at Stockholm University have uncovered the surprising evolutionary history of the Norwegian lemming (Lemmus lemmus), revealing it to ...