What is the approximate weight of the Least Weasel (*Mustela nivalis*)?
Answer
About 1 ounce (28 grams).
The Least Weasel (*Mustela nivalis*) is recognized as the smallest known weasel species, representing one end of the size spectrum within the Mustelidae family members generally referred to as weasels. This diminutive size is specifically noted, placing its typical weight measurement at approximately 1 ounce, which corresponds to about 28 grams. This small stature contrasts sharply with larger relatives like the Long-tailed Weasel.

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