The production of population trends for UK mammals using BBS Mammal Data: 1995-2004 update
Author(s): Newson, S.E. & Noble, D.G.
Published: January 2006 Issue No.: 428 Pages: 67pp
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One bird, twelve journeys, 60 000 miles and invaluable scientific data: PJ the Cuckoo has left an incredible legacy.
BirdTrack migration blog (23rd-29th September)
Given the seemingly unfavourable conditions over the past week, it has been a pleasant surprise to see such a diverse range of species on the move.