{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Hodges KE"],"funding":["NICHD NIH HHS","NIA NIH HHS","National Institutes of Health","NIAMS NIH HHS"],"pagination":["114-127"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC7199457"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["130(1)"],"pubmed_abstract":["Differences in avian eggshell pigmentation could be an honest signal of female quality that males use to inform their nestling provisioning effort. We investigated whether among-individual variation in protoporphyrin-based eggshell pigmentation in house wrens (<i>Troglodytes aedon</i>) reflects female fitness-associated traits and whether males use that information. Females laying lighter clutches were older and larger than females laying darker clutches. Nestlings hatching from lighter clutches had greater size-corrected mass on post-hatch day 11, a measure that strongly predicts survival and recruitment to the breeding population. To test whether male provisioning effort responds to clutch pigmentation, we used a reciprocal clutch cross-fostering design, swapping dark with light clutches"],"journal":["Biological journal of the Linnean Society. Linnean Society of London"],"pubmed_title":["Connecting the dots: avian eggshell pigmentation, female condition and paternal provisioning effort."],"pmcid":["PMC7199457"],"funding_grant_id":["R03 AG063314","R15AR070505","MB692148-0","865938","R15 HD076308","R03AG063314","R15 AR070505","R15HD076308"],"pubmed_authors":["Vrailas-Mortimer AD","Mortimer NT","Hodges KE","Thompson CF","Sakaluk SK"],"additional_accession":[]},"is_claimable":false,"name":"Connecting the dots: avian eggshell pigmentation, female condition and paternal provisioning effort.","description":"Differences in avian eggshell pigmentation could be an honest signal of female quality that males use to inform their nestling provisioning effort. We investigated whether among-individual variation in protoporphyrin-based eggshell pigmentation in house wrens (<i>Troglodytes aedon</i>) reflects female fitness-associated traits and whether males use that information. Females laying lighter clutches were older and larger than females laying darker clutches. Nestlings hatching from lighter clutches had greater size-corrected mass on post-hatch day 11, a measure that strongly predicts survival and recruitment to the breeding population. To test whether male provisioning effort responds to clutch pigmentation, we used a reciprocal clutch cross-fostering design, swapping dark with light clutches","dates":{"release":"2020-01-01T00:00:00Z","publication":"2020 May","modification":"2025-04-04T23:50:29.537Z","creation":"2025-04-04T23:50:29.537Z"},"accession":"S-EPMC7199457","cross_references":{"pubmed":["32394988"],"doi":["10.1093/biolinnean/blaa002"]}}