The list below includes 72 mammal species known from the Wasatch Front region. A Short Lesson in Taxonomy (the science or technique of classification) & Literature Cited. Acknowledgement: Information compiled by Anthony Bell, Vertebrate Zoology Collections Assistant. Learn more about the study of vertebrates at the Natural History Museum of Utah.

The long-tailed weasel (Mustela frenata), also known as the bridled weasel or big stoat is a species of mustelid distributed from southern Canada throughout all the United States and Mexico, southward through all of Central America and into northern South America.

The long-tailed weasel (Neogale frenata), also known as the bridled weasel, masked ermine, or big stoat, is a species of weasel found in North, Central, and South America.

A list of existing and extirpated mammals found in the state of Utah. List taken from the Utah Division of Wildlife Resources Website: ...more ↓

The long-tailed weasel – l ike its taxonomic brethren, the least weasel and the short-tailed weasel (also known as an ermine or a stoat) – may seem as endearing as a curious, lively kitten, but in fact, ounce for ounce, it ranks as one of nature's most relentless and ferocious predators.

Oct 1, 2022 · Utah has many different members in the Weasel (mustelidae) family and they can very in size from the Badger and Wolverine, down to the Ermine. The most common weasel/mink looking critters in Tollgate are Ermines (aka Stoats), …

Utah Field Guide contains a wealth of information about Utah's diverse species.

Jun 12, 2009 · Utah has badgers, mink, skunks, pine marten, long and short-tailed weasels and river otter, according to the Utah Division of Wildlife Resources. The black-footed ferret (the French word for “thief”) was once considered the rarest land mammal in North America.

Jul 26, 2016 · Utah has two weasel species – the Long-tailed Weasel and the Short-tailed Weasel. Each of them has black-tipped tails in both their summer and (white) winter coats.

The stoat (Mustela erminea), also known as the short-tailed weasel, is a species of Mustelidae native to Eurasia and North America, distinguished from the least weasel by its larger size and longer tail with a prominent black tip.