A 75-year-old man was mauled to death by a tiger in the second such incident within a week in the Rikhnikhal block of Uttarakhand`s Pauri district, prompting the authorities to impose a curfew in two dozen villages.

District Magistrate (Pauri) Ashish Chauhan said a curfew has been imposed in 25 villages from 7 pm to 6 am. All schools and Anganwadi centres in the area have also been ordered shut till Tuesday.