Gillings, S & Wilson, A / October 1999 – vol. 92, issue 10, pp 532–532 When did you last see a flock of Tree Sparrows Passer montanus? For us, the last time was during a trip to a stake-out site where the species could be guaranteed for bird races and the like. This is unfortunately a common story, when the sight of a singing Corn Bunting Miliaria calandra, or even a large flock of wintering Linnets Carduelis cannabina, becomes notable news. But how many of us stop t... This article is only available to registered users.To read more, please log in or purchase a subscription.