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Great tits lay increasingly smaller clutches than selected for: a study of climate- and density-related changes in reproductive traits |
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| Authors: | Markus P Ahola Toni Laaksonen Tapio Eeva Esa Lehikoinen |
| Institution: | Section of Ecology, Department of Biology, University of Turku, FI-20014 Turku, Finland |
| Abstract: | |
| Keywords: | density dependence long-term study reproductive success selection differential |