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In North America, where the ecological niche for rat- and rabbit-sized prey is taken by the larger long-tailed weasel (Neogale frenata), the American ermine preys on mice, voles, shrews, young cottontails, [7] chipmunks, deer mice, jumping mice, and house mice. Usually the ermine kills by biting at base of skull.
The least weasel (Mustela nivalis), little weasel, common weasel, or simply weasel is the smallest member of the genus Mustela, family Mustelidae and order Carnivora. It is native to Eurasia , North America and North Africa , and has been introduced to New Zealand , Malta , Crete , the Azores , and São Tomé .
Sthenictis sp. (American Museum of Natural History). Mustelids vary greatly in size and behaviour. The smaller variants of the least weasel can be under 20 cm (8 in) in length, while the giant otter of Amazonian South America can measure up to 1.7 m (5 ft 7 in) and sea otters can exceed 45 kg (99 lb) in weight.
The stoat thrived during the Ice Age, as its small size and long body allowed it to easily operate beneath snow, as well as hunt in burrows. The stoat and the long-tailed weasel remained separated until 500,000 years ago, when falling sea levels exposed the Bering land bridge. [20] Fossilised stoat remains have been recovered from Denisova Cave ...
Short-tailed weasel. Order: Carnivora Family: Mustelidae Wolverine, Gulo gulo, alpine, coniferous forests, rare; North American river otter, Lontra canadensis, rivers ...
Mink American mink (Neogale vison) Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Carnivora Family: Mustelidae Subfamily: Mustelinae Species included Neogale vison Mustela lutreola † Neogale macrodon European mink (Mustela lutreola) Mink are dark-colored, semiaquatic, carnivorous mammals of the genera Neogale and Mustela and part of the ...
Mammals, Michigan Department of Natural Resources State of Michigan - Crayfish Species Checklist , James W. Fetzner Jr., Section of Invertebrate Zoology, Carnegie Museum of Natural History, Pittsburgh, PA, 28 January 2008
The Arctic grayling, a species now extinct in Michigan. There are 35 species and subspecies of threatened fish in Michigan. Of these, eight are species of special concern, nine are threatened and another nine are listed as endangered. An additional nine species that previously had populations in Michigan are now considered extinct in that state.