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Postfledging parental effort in barn swallows: evidence for a trade-off in the allocation of time between broods |
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| Authors: | Martin U Grüebler Beat Naef-Daenzer |
| Institution: | ∗ Swiss Ornithological Institute, Switzerland † Ecology Group, Zoological Institute, University of Zurich, Switzerland |
| Abstract: | |
| Keywords: | barn swallow Hirundo rustica multiple broods parental care parental investment postfledging period reproductive decision time allocation |
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