What is the ermine in its summer pelage, when it is reddish brown, but with a black tip to the tail. The name is sometimes applied also to other brown weasels called?

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stoat — The ermine in its summer pelage, when it is reddish brown, but with a black tip to the tail. The name is sometimes applied also to other brown weasels. (Webster's 1913.)

What is the ermine in its summer pelage, when it is reddish brown, but with a black tip to the tail. The name is sometimes applied also to other brown weasels called?

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