Collared lemming
Genus of rodents
Dicrostonyx is a genus of rodent in the family Cricetidae. Its members are known as collared lemmings or varying lemmings. The genus is restricted to high latitudes in the northern hemisphere; one species, the Arctic lemming, has a broad distribution in northern Russia, while the rest are mostly or entirely North American in distribution. They are the only rodents that turn completely white in winter.
Dicrostonyx contains the following species:
- Northern collared lemming (Dicrostonyx groenlandicus)
- Ungava collared lemming (Dicrostonyx hudsonius)
- Nelson's collared lemming (Dicrostonyx nelsoni)
- Ogilvie Mountains collared lemming (Dicrostonyx nunatakensis)
- Richardson's collared lemming (Dicrostonyx richardsoni)
- Arctic lemming (Dicrostonyx torquatus)
- Unalaska collared lemming (Dicrostonyx unalascensis)
Sources and credits
This article is adapted from the Wikipedia article “Collared lemming”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg (Taf. IV) (6760292351).jpg by Imperatorskaia akademīia nauk (Russia); Middendorff, A. Th. von, Public domain
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