Superb starlings swap helper and breeder roles with kin and non-kin

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2025-05-07 21:16:24 -

WWW.NATURE.COM

Nature, Published online: 07 May 2025; doi:10.1038/d41586-025-01374-8A 20-year field study of the African superb starling (Lamprotornis superbus) found striking evidence that birds often switch breeding roles from year to year by taking turns as breeders or each others helpers. This reciprocal assistance was not explained by genetic relatedness (kinship) and required decades of observation to be detected.

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