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Article
R. H. Mccleery, Auteur ; C. M. Perrins, Auteur ; D. Wheeler, Auteur ; S. Groves, AuteurIt is well known that in breeding Mute Swans Cygnus olor males initiate moult 4-6 weeks after their mate, and that in non-breeding flocks males and females moult at about the same time. Here we show that mated pairs that have lost their young mo[...]
Article
C. M. Perrins, Auteur ; R. H. Mccleery, AuteurDans Ardea (89(1) 2001)Studies of ringed Great Tits Parus major have shown that the mass of fledglings has a major impact on their futures. Heavier chicks an more likely to survive to breed and birds which are larger at fledging remain larger birds for the whole of th[...]
