Perché i lemming si suicidano?
Perché i lemming si suicidano?
Il suicidio di massa È stata credenza comune che i lemming commettano un suicidio di massa durante le migrazioni, ma questa opinione popolare non ha nessun fondamento scientifico.
Che animale è lemming?
lemming Nome comune dei Roditori Miomorfi Cricetidi (o Muridi) del genere Lemmus (v. fig.), diffusi nelle zone settentrionali e fredde dell'Europa, Asia e America, soprattutto nella tundra: lunghi 7-15 cm, hanno coda molto breve, zampe corte rivestite di pelo con unghie molto forti, pelliccia giallo-bruna.
What is a Norway lemming?
- The Norway lemming, also Norwegian lemming ( Lemmus lemmus) is a common species of lemming found in northern Fennoscandia. It is the only vertebrate species endemic to the region.
Do lemmmings migrate?
- Lemmings do migrate, and in vast numbers sometimes, but notion of a deliberate march into the sea is false. According to genetic research, the Norwegian lemming survived the Pleistocene glaciation in western Europe, inhabiting various refugia which were not covered by ice.
What is the only lemming in the Arctic?
- Norway lemming. It is the only vertebrate species endemic to the region. The Norway lemming dwells in tundra and fells, and prefers to live near water. Adults feed primarily on sedges, grasses and moss. They are active at both day and night, alternating naps with periods of activity.
What is the scientific name for a lemming?
- Lemming. A lemming is a small rodent usually found in or near the Arctic in tundra biomes. They make up the subfamily Arvicolinae (also known as Microtinae) together with voles and muskrats, which forms part of the superfamily Muroidea, which also includes rats, mice, hamsters, and gerbils .
