When American mink (Mustela vison) were introduced in north-eastern Belarus, the native European mink (Mustela lutreola) increased in size, and the introduced mink decreased in size.
Cando o visón americano (Mustela vison) foi introducido no nordés de Belarús, o visón europeo nativo (Mustela lutreola) aumentou o seu tamaño, e o visón introducido diminuíuno.