Great tits, Parus major, lay too many eggs: experimental evidence in mid‐boreal habitats

This study shows that great tits lay too large clutches in mid‐boreal habitats. First, breeding success, measured with number of fledglings or proportion of eggs that produce fledglings, in northern Finland (65°N) is much poorer than in central and western Europe. Second, brood size manipulations (c...

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Bibliographic Details
Published in:Oikos
Main Authors: Rytkönen, Seppo, Orell, Markku
Format: Article in Journal/Newspaper
Language:English
Published: Wiley 2001
Subjects:
Online Access:http://dx.doi.org/10.1034/j.1600-0706.2001.930309.x
https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1034%2Fj.1600-0706.2001.930309.x
https://onlinelibrary.wiley.com/doi/pdf/10.1034/j.1600-0706.2001.930309.x