Helpers at the Nest Improve Late-Life Offspring Performance: Evidence from a Long-Term Study and a Cross-Foster Experiment

• Lyanne Brouwer ,

  * E-mail: L.Brouwer@MyScience.eu

  Affiliations Animal Ecology group, Centre for Ecological and Evolutionary Studies, University of Groningen, Groningen, The Netherlands, Evolution, Ecology and Genetics, Research School of Biology, The Australian National University, Canberra, Australia

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• David S. Richardson,

  Affiliations Centre for Ecology, Evolution and Conservation, School of Biological Sciences, University of East Anglia, Norwich, United Kingdom, Nature Seychelles, Mahé, Republic of Seychelles

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• Jan Komdeur

  Affiliations Animal Ecology group, Centre for Ecological and Evolutionary Studies, University of Groningen, Groningen, The Netherlands, Behavioural Ecology and Self-organisation, Centre for Ecological and Evolutionary Studies, University of Groningen, Groningen, The Netherlands

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