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Do Cory’s Shearwaters Calonectris borealis choose mates based on size?

dc.contributor.authorNava, Cristina P.
dc.contributor.authorKim, Sin-Yeon
dc.contributor.authorMagalhães, Maria C.
dc.contributor.authorNeves, Verónica C.
dc.date.accessioned2018-01-10T17:49:16Z
dc.date.available2018-01-10T17:49:16Z
dc.date.issued2014
dc.description.abstractMany bird species rely on visual cues for mate choice, including those provided by body size or by the size of a body appendage. Mate choice based on size may lead to size-assortative mating, which may in turn have consequences for reproductive performance. In this study, we examined whether body size influences mate choice decisions of Cory’s Shearwater Calonectris borealis, a seabird with nocturnal activity on land. We found evidence of negative assortative mating for bill morphology (nostril height and bill length), but found no assortative mating according to body mass, tarsus length, and wing length. In addition, we investigated the influence of negative assortative mating and individual body size-related traits on reproductive performance, i.e., laying date and breeding success. We found that laying date and breeding success were not correlated with the extent of assortative mating, i.e., the assortatively mating breeders did not lay earlier and were not more likely to breed successfully. However, we found that heavier females (body mass measured during pre-laying) laid later in the season. We discuss these results in the light of possible effects of acoustic signals and foraging strategies on the mating pattern. Furthermore, we suggest that some female attributes may be crucial for breeding success in Cory’s Shearwaters.en
dc.description.sponsorshipIMAR-DOP/Uac¸ is funded by FCT and DRCT Azores (Research Unit No 531 and Associate Laboratory No 9-ISR-Lisbon). This study was performed under the license of Secretaria Regional do Ambiente e do Mar (permission 66/2009/DRA).pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationNava C, Kim S-Y, Magalhães MC & Neves VC (2014). Do Cory’s Shearwaters Calonectris borealis choose mates based on size? "Journal of Ornithology", 155(4): 869-875, doi: 10.1007/s10336-014-1070-8.pt_PT
dc.identifier.doi10.1007/s10336-014-1070-8pt_PT
dc.identifier.issn1439-0361
dc.identifier.urihttp://hdl.handle.net/10400.3/4548
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherSpringer Publishing Companypt_PT
dc.relationENVIRONMENTAL VARIABILITY AND POPULATION DYNAMICS: ROSEATE TERNS AS MONITORS OF THE AZORES MARINE FOOD-WEBS
dc.subjectMate Choiceen
dc.subjectAssortative Matingen
dc.subjectBody Sizeen
dc.subjectReproductive Performanceen
dc.subjectCalonectris Borealisen
dc.subjectAzores Archipelagoen
dc.titleDo Cory’s Shearwaters Calonectris borealis choose mates based on size?en
dc.typejournal article
dspace.entity.typePublication
oaire.awardTitleENVIRONMENTAL VARIABILITY AND POPULATION DYNAMICS: ROSEATE TERNS AS MONITORS OF THE AZORES MARINE FOOD-WEBS
oaire.awardURIinfo:eu-repo/grantAgreement/FCT//SFRH%2FBPD%2F26657%2F2006/PT
oaire.citation.conferencePlaceGermanypt_PT
oaire.citation.endPage875pt_PT
oaire.citation.issue(4)pt_PT
oaire.citation.startPage869pt_PT
oaire.citation.titleJournal of Ornithologypt_PT
oaire.citation.volume155pt_PT
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsrestrictedAccesspt_PT
rcaap.typearticlept_PT
relation.isProjectOfPublication4f56cc8e-c184-4393-af8a-5796bc1c05db
relation.isProjectOfPublication.latestForDiscovery4f56cc8e-c184-4393-af8a-5796bc1c05db

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