{"id":"https://openalex.org/W2073989656","doi":"https://doi.org/10.1046/j.0021-8790.2001.00555.x","title":"A long\u2010term study of reproductive performance in tree swallows: the influence of age and senescence on output","display_name":"A long\u2010term study of reproductive performance in tree swallows: the influence of age and senescence on output","publication_year":2001,"publication_date":"2001-11-01","ids":{"openalex":"https://openalex.org/W2073989656","doi":"https://doi.org/10.1046/j.0021-8790.2001.00555.x","mag":"2073989656"},"language":"en","primary_location":{"id":"doi:10.1046/j.0021-8790.2001.00555.x","doi":"https://doi.org/10.1046/j.0021-8790.2001.00555.x","is_oa":false,"landing_page_url":"https://doi.org/10.1046/j.0021-8790.2001.00555.x","pdf_url":null,"source":{"id":"https://openalex.org/S33456383","display_name":"Journal of Animal Ecology","issn_l":"0021-8790","issn":["0021-8790","1365-2656"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-1","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Animal Ecology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5109284877","display_name":"Raleigh J. Robertson","orcid":"https://orcid.org/0009-0009-4661-9494","observed_orcids":["https://orcid.org/0009-0009-4661-9494"]},"institutions":[{"id":"https://openalex.org/I204722609","display_name":"Queen's University","ror":"https://ror.org/02y72wh86","country_code":"CA","type":"education","lineage":["https://openalex.org/I204722609"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Raleigh J. Robertson","raw_affiliation_strings":["Department of Biology, Queen\u2019s University, Kingston, Ontario K7L 3N6 Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Biology, Queen\u2019s University, Kingston, Ontario K7L 3N6 Canada","institution_ids":["https://openalex.org/I204722609"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5079460155","display_name":"Wallace B. Rendell","orcid":"https://orcid.org/0009-0003-5709-6568","observed_orcids":["https://orcid.org/0009-0003-5709-6568"]},"institutions":[{"id":"https://openalex.org/I204722609","display_name":"Queen's University","ror":"https://ror.org/02y72wh86","country_code":"CA","type":"education","lineage":["https://openalex.org/I204722609"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Wallace B. Rendell","raw_affiliation_strings":["Department of Biology, Queen\u2019s University, Kingston, Ontario K7L 3N6 Canada"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Biology, Queen\u2019s University, Kingston, Ontario K7L 3N6 Canada","institution_ids":["https://openalex.org/I204722609"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5079460155","https://openalex.org/A5109284877"],"corresponding_institution_ids":["https://openalex.org/I204722609"],"apc_list":{"value":3610,"currency":"USD","value_usd":3610},"apc_paid":null,"fwci":2.1894,"has_fulltext":false,"cited_by_count":136,"citation_normalized_percentile":{"value":0.84846562,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"70","issue":"6","first_page":"1014","last_page":"1031"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10089","display_name":"Avian ecology and behavior","score":0.5131999850273132,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10089","display_name":"Avian ecology and behavior","score":0.5131999850273132,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10174","display_name":"Animal Behavior and Reproduction","score":0.482699990272522,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11913","display_name":"Animal Ecology and Behavior Studies","score":0.0010999999940395355,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/tree-swallow","display_name":"Tachycineta bicolor","score":0.9959999918937683},{"id":"https://openalex.org/keywords/reproductive-performance","display_name":"reproductive performance","score":0.722000002861023},{"id":"https://openalex.org/keywords/senescence","display_name":"senescence","score":0.8339999914169312},{"id":"https://openalex.org/keywords/age-related-decline","display_name":"age-related decline","score":0.6340000033378601},{"id":"https://openalex.org/keywords/clutch-size","display_name":"clutch size","score":0.8989999890327454},{"id":"https://openalex.org/keywords/nest-failure","display_name":"nest failure","score":0.8360000252723694},{"id":"https://openalex.org/keywords/fledging-success","display_name":"fledging success","score":0.6819999814033508},{"id":"https://openalex.org/keywords/hatching-success","display_name":"hatching success","score":0.6819999814033508},{"id":"https://openalex.org/keywords/recapture-rates","display_name":"recapture rates","score":0.7760000228881836},{"id":"https://openalex.org/keywords/residual-reproductive-value","display_name":"residual reproductive value","score":0.8840000033378601},{"id":"https://openalex.org/keywords/breeding-experience","display_name":"breeding experience","score":0.9419999718666077}],"concepts":[{"id":"https://openalex.org/C76257803","wikidata":"https://www.wikidata.org/wiki/Q2914884","display_name":"Fledge","level":3,"score":0.7696464657783508},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.7616910338401794},{"id":"https://openalex.org/C65532224","wikidata":"https://www.wikidata.org/wiki/Q17081090","display_name":"Avian clutch size","level":3,"score":0.7415115237236023},{"id":"https://openalex.org/C152630561","wikidata":"https://www.wikidata.org/wiki/Q6997750","display_name":"Nest (protein structural motif)","level":2,"score":0.5998484492301941},{"id":"https://openalex.org/C148736943","wikidata":"https://www.wikidata.org/wiki/Q22294905","display_name":"Hatchling","level":3,"score":0.5906851291656494},{"id":"https://openalex.org/C2781058808","wikidata":"https://www.wikidata.org/wiki/Q1149023","display_name":"Reproductive value","level":4,"score":0.583631694316864},{"id":"https://openalex.org/C114265396","wikidata":"https://www.wikidata.org/wiki/Q994747","display_name":"Brood","level":2,"score":0.576714038848877},{"id":"https://openalex.org/C103623929","wikidata":"https://www.wikidata.org/wiki/Q744112","display_name":"Nest box","level":3,"score":0.5413446426391602},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.5241863131523132},{"id":"https://openalex.org/C117376503","wikidata":"https://www.wikidata.org/wiki/Q751093","display_name":"Reproductive success","level":3,"score":0.4942019283771515},{"id":"https://openalex.org/C59659247","wikidata":"https://www.wikidata.org/wiki/Q11990","display_name":"Reproduction","level":2,"score":0.4759397506713867},{"id":"https://openalex.org/C2777744765","wikidata":"https://www.wikidata.org/wiki/Q2734755","display_name":"Hatching","level":2,"score":0.4634757936000824},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.4516732096672058},{"id":"https://openalex.org/C90856448","wikidata":"https://www.wikidata.org/wiki/Q431","display_name":"Zoology","level":1,"score":0.4219667315483093},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.3618297278881073},{"id":"https://openalex.org/C112672928","wikidata":"https://www.wikidata.org/wiki/Q239526","display_name":"Offspring","level":3,"score":0.22336149215698242},{"id":"https://openalex.org/C102874275","wikidata":"https://www.wikidata.org/wiki/Q2914623","display_name":"Seasonal breeder","level":2,"score":0.11658170819282532},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.10261556506156921},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1046/j.0021-8790.2001.00555.x","doi":"https://doi.org/10.1046/j.0021-8790.2001.00555.x","is_oa":false,"landing_page_url":"https://doi.org/10.1046/j.0021-8790.2001.00555.x","pdf_url":null,"source":{"id":"https://openalex.org/S33456383","display_name":"Journal of Animal Ecology","issn_l":"0021-8790","issn":["0021-8790","1365-2656"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-3","ki-jl-1","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Animal Ecology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Life on land","score":0.4390000104904175,"id":"https://metadata.un.org/sdg/15"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":113,"referenced_works":["https://openalex.org/W147851874","https://openalex.org/W1540286737","https://openalex.org/W1552856649","https://openalex.org/W1579114536","https://openalex.org/W1966021584","https://openalex.org/W1966370721","https://openalex.org/W1966420356","https://openalex.org/W1971433287","https://openalex.org/W1971579340","https://openalex.org/W1975134670","https://openalex.org/W1977955282","https://openalex.org/W1978948517","https://openalex.org/W1979412559","https://openalex.org/W1980333514","https://openalex.org/W1981286603","https://openalex.org/W1982708176","https://openalex.org/W1984139325","https://openalex.org/W1986406480","https://openalex.org/W1990616310","https://openalex.org/W1992836055","https://openalex.org/W1994246116","https://openalex.org/W1994811904","https://openalex.org/W1995789691","https://openalex.org/W1995836329","https://openalex.org/W1997128418","https://openalex.org/W1999653076","https://openalex.org/W2000667057","https://openalex.org/W2002021070","https://openalex.org/W2004244220","https://openalex.org/W2004311481","https://openalex.org/W2008912015","https://openalex.org/W2012015582","https://openalex.org/W2016121298","https://openalex.org/W2016540341","https://openalex.org/W2020017907","https://openalex.org/W2020289104","https://openalex.org/W2023095530","https://openalex.org/W2026993342","https://openalex.org/W2041403801","https://openalex.org/W2042704206","https://openalex.org/W2045861022","https://openalex.org/W2048131499","https://openalex.org/W2048334108","https://openalex.org/W2050224656","https://openalex.org/W2052072369","https://openalex.org/W2052276226","https://openalex.org/W2058341483","https://openalex.org/W2059271605","https://openalex.org/W2069518854","https://openalex.org/W2071874466","https://openalex.org/W2072569780","https://openalex.org/W2074989255","https://openalex.org/W2079542219","https://openalex.org/W2082681842","https://openalex.org/W2082737249","https://openalex.org/W2095110431","https://openalex.org/W2099618289","https://openalex.org/W2118542866","https://openalex.org/W2123974476","https://openalex.org/W2124337033","https://openalex.org/W2125837573","https://openalex.org/W2132887978","https://openalex.org/W2133829889","https://openalex.org/W2136053029","https://openalex.org/W2148809641","https://openalex.org/W2152642741","https://openalex.org/W2153376904","https://openalex.org/W2156144644","https://openalex.org/W2159369585","https://openalex.org/W2162706318","https://openalex.org/W2165977196","https://openalex.org/W2166571118","https://openalex.org/W2171910278","https://openalex.org/W2175973410","https://openalex.org/W2180307305","https://openalex.org/W2312222544","https://openalex.org/W2316559419","https://openalex.org/W2317130149","https://openalex.org/W2318046986","https://openalex.org/W2318873538","https://openalex.org/W2319558360","https://openalex.org/W2321287489","https://openalex.org/W2322070528","https://openalex.org/W2322656047","https://openalex.org/W2325311109","https://openalex.org/W2326519294","https://openalex.org/W2327356275","https://openalex.org/W2328922477","https://openalex.org/W2331013126","https://openalex.org/W2331047006","https://openalex.org/W2331709082","https://openalex.org/W2332527363","https://openalex.org/W2334193889","https://openalex.org/W2335319773","https://openalex.org/W2467357033","https://openalex.org/W2467686945","https://openalex.org/W2495167346","https://openalex.org/W2508380962","https://openalex.org/W2516096963","https://openalex.org/W2519036317","https://openalex.org/W2519195142","https://openalex.org/W2894859047","https://openalex.org/W2977356143","https://openalex.org/W4229954146","https://openalex.org/W4237376753","https://openalex.org/W4285719527","https://openalex.org/W4391501823","https://openalex.org/W7011744010","https://openalex.org/W7030063652","https://openalex.org/W7034130849","https://openalex.org/W7034575458","https://openalex.org/W7045208939","https://openalex.org/W7051785727"],"related_works":["https://openalex.org/W2596516916","https://openalex.org/W2082681842","https://openalex.org/W2331971579","https://openalex.org/W7110461202","https://openalex.org/W2023068634","https://openalex.org/W6926256093","https://openalex.org/W1492095593","https://openalex.org/W2322656047","https://openalex.org/W2079645264","https://openalex.org/W1964217643"],"abstract_inverted_index":{"Summary":[0],"We":[1,152,228],"describe":[2],"age\u2010related":[3],"reproductive":[4],"performance":[5,108,165,223,263,298],"and":[6,39,52,55,75,85,113,116,134,144,250,278,287,293],"recapture":[7],"rates":[8,169],"of":[9,19,50,58,72,78,91,107,119,130,158,260,306],"tree":[10],"swallows":[11],"(Tachycineta":[12],"bicolorVieillot)":[13],"based":[14,317],"on":[15,318],"a":[16,20,245],"25\u2010year":[17],"study":[18],"nestbox":[21],"population":[22],"in":[23,43,65,69,97,132,137,164,174,179,188,221,237,248,252,297,314],"south\u2010eastern":[24],"Ontario,":[25],"Canada":[26],"(1975\u201399).":[27],"Performance":[28,63],"improved":[29],"from":[30,255,303],"first\u2010time":[31],"breeders":[32],"to":[33,82,161,206,257,267,276,285],"intermediate\u2010aged":[34],"birds.":[35,100],"Nest":[36],"initiation":[37],"advanced,":[38],"clutch":[40,84,110,253],"size":[41,254],"increased":[42,96,123],"both":[44,189],"sexes.":[45],"In":[46],"females":[47,66,133,180,238],"the":[48,56,70,76,89,98,233],"number":[49,71],"hatchlings":[51],"fledglings":[53],"increased,":[54],"proportion":[57,77,90],"nests":[59,92],"failing":[60],"completely":[61,95],"declined.":[62],"declined":[64,126,170],"after":[67,171,299],"\u2018middle\u2010age\u2019,":[68],"young":[73,79],"fledged,":[74],"fledged":[80],"relative":[81],"initial":[83],"brood":[86],"size.":[87],"Also,":[88],"that":[93,208],"failed":[94],"oldest":[99],"Males":[101],"showed":[102],"similar":[103],"patterns.":[104],"An":[105],"index":[106,143],"incorporating":[109],"size,":[111],"hatching":[112],"fledging":[114],"efficiency,":[115],"two":[117],"measures":[118],"total":[120],"nest":[121],"failure":[122],"to,":[124,292],"then":[125],"after,":[127],"4":[128,258],"years":[129,136,259],"age":[131,145,172,182],"3":[135],"males.":[138],"The":[139],"relationship":[140],"between":[141],"this":[142,315],"was":[146,244],"best":[147],"predicted":[148],"by":[149],"quadratic":[150],"regression.":[151],"found":[153],"no":[154,240],"support":[155,231],"for":[156,232],"three":[157],"four":[159],"hypotheses":[160],"explain":[162],"improvement":[163],"with":[166,214,239,270],"age.":[167,261],"Recapture":[168],"4Y":[173],"males,":[175],"but":[176],"remained":[177],"unchanged":[178],"until":[181],"7Y":[183],"+,":[184],"while":[185],"output":[186],"decreased":[187],"sexes":[190],"(Residual":[191],"Reproductive":[192],"Value).":[193],"Birds":[194,213],"breeding":[195,216,241,308],"repeatedly":[196],"did":[197,218,229],"not":[198,219],"perform":[199],"better":[200],"during":[201],"their":[202,222],"first":[203],"attempt":[204],"compared":[205],"birds":[207],"bred":[209],"only":[210],"once":[211],"(Selection).":[212],"varied":[215],"experience":[217],"differ":[220],"within":[224],"age\u2010groups":[225],"(Breeding":[226],"Experience).":[227],"find":[230],"Breeding":[234],"Age":[235],"hypothesis;":[236],"experience,":[242],"there":[243],"successive":[246],"advance":[247],"laying":[249],"increase":[251],"2":[256],"Improved":[262],"may":[264,301],"be":[265],"due":[266],"skills":[268],"acquired":[269],"age,":[271],"such":[272],"as":[273],"those":[274],"devoted":[275],"feeding":[277],"balancing":[279],"energy":[280],"demands,":[281],"which":[282,310],"are":[283],"necessary":[284],"prepare":[286],"maintain":[288],"individual":[289],"condition":[290],"prior":[291],"during,":[294],"breeding.":[295],"Senescence":[296],"\u2018middle\u2010age\u2019":[300],"result":[302],"accumulated":[304],"costs":[305],"previous":[307],"effort":[309],"have":[311],"been":[312],"identified":[313],"species":[316],"research":[319],"elsewhere.":[320]},"counts_by_year":[{"year":2026,"cited_by_count":6},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":12},{"year":2018,"cited_by_count":6},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":3}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}