My new hobby

England Made Them: Entertainment & Culture: "I am thinking of the Earl of Mar, who was found dead underneath his London balcony one morning in 1975. It didn’t seem likely that he had been pushed or probable that he had jumped. Investigators were at a loss. And then an enterprising reporter looked up the entry for the noble lord (Scotland’s senior earl) in Who’s Who. It disclosed a life of blameless nothingness and obscurity. Yet, under the entry for “hobbies,” there was a telling detail. In the space for favored occupations, the departed duke had inscribed the words “Kicking Pigeons.” Could this be the clue?"