{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Bertrand P"],"funding":["Natural Sciences and Engineering Research Council of Canada","Fonds de recherche du Québec—Nature et Technologies","National Centre for Research and Development","Norwegian Polar Institute","Norwegian Financial Mechanism","Polish-Norwegian Research Program"],"pagination":["araf018"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12322489"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["36(4)"],"pubmed_abstract":["Long-lived species must balance allocation between reproduction and self-maintenance, and such a trade-off is expected to affect their foraging behavior. A bimodal foraging strategy, where individuals alternate between long trips for self-maintenance and short trips for offspring provisioning, may reflect this compromise. Using tracking data collected over three breeding seasons, we investigated the occurrence of a bimodal foraging strategy and inter-annual variation in foraging decisions among black-legged kittiwakes (<i>Rissa tridactyla</i>) breeding in Kongsfjorden, Svalbard. Kongsfjorden, a glacial fjord with six tidewater glacier fronts, provides close foraging opportunities to breeding sites. The continental shelf break outside the fjord offers another foraging area but involves high"],"journal":["Behavioral ecology : official journal of the International Society for Behavioral Ecology"],"pubmed_title":["Interannual variation in foraging decisions in chick-rearing black-legged kittiwakes."],"pmcid":["PMC12322489"],"funding_grant_id":["POL-NOR/199377/91/2014"],"pubmed_authors":["Bertrand P","Yoccoz NG","Steen H","Vihtakari M","Strom H","Bety J","Elliott K","Harris SM","Patrick SC","Descamps S"],"additional_accession":[]},"is_claimable":false,"name":"Interannual variation in foraging decisions in chick-rearing black-legged kittiwakes.","description":"Long-lived species must balance allocation between reproduction and self-maintenance, and such a trade-off is expected to affect their foraging behavior. A bimodal foraging strategy, where individuals alternate between long trips for self-maintenance and short trips for offspring provisioning, may reflect this compromise. Using tracking data collected over three breeding seasons, we investigated the occurrence of a bimodal foraging strategy and inter-annual variation in foraging decisions among black-legged kittiwakes (<i>Rissa tridactyla</i>) breeding in Kongsfjorden, Svalbard. Kongsfjorden, a glacial fjord with six tidewater glacier fronts, provides close foraging opportunities to breeding sites. The continental shelf break outside the fjord offers another foraging area but involves high","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Jul-Aug","modification":"2026-05-10T01:53:37.023Z","creation":"2026-05-08T03:05:04.882Z"},"accession":"S-EPMC12322489","cross_references":{"pubmed":["40766796"],"doi":["10.1093/beheco/araf018"]}}