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Documents disponibles écrits par cet auteur (5)
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Article
J. M. Neto, Auteur ; J. Newton, Auteur ; A. G. Gosler, Auteur ; C. M. Perrins, AuteurPatterns of feather wear in birds captured in spring have traditionally been analysed to describe the extent of winter moult in long-distance migrants. However, the interpretation of feather wear may be rendered extremely difficult due to long m[...]
Article
C. M. Perrins 1965Journal of Animal Ecology, 34(3)[Populations of great and blue tits (Parus major L. and P. caeruleus L.) have been recorded since 1947 in Wytham Wood, near Oxford; this paper is mainly concerned with the results on the great tit from 1959 to 1963. The numbers of the two specie[...]
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[...]
Article
T. C. Guilford, Auteur ; J. Meade, Auteur ; R. Freeman, Auteur ; D. Biro, Auteur ; T. Evans, Auteur ; F. Bonadonna, Auteur ; D. Boyle, Auteur ; S. Roberts, Auteur ; C. M. Perrins, AuteurWe report the first successful use of miniature Global Positioning System loggers to track the ocean-going behaviour of a c. 400 g seabird, the Manx Shearwater Puffinus puffinus. Breeding birds were tracked over three field seasons during the in[...]
