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The life expectancy of free-ranging wolves is 12-13 years. F07, a female wolf living in Switzerland since 2011, was camera-trapped in January 2023, as reported by the canton of Graubünden. Her age is estimated at an astonishing 13-14 years. This makes her the oldest female wolf in the country. The story of F07 provides fascinating insights into the colonisation of wolves in Switzerland.