{"id":"https://openalex.org/W7225658563","doi":"https://doi.org/10.46867/ijcp.65100","title":"Effects of Modifying Human Vocal Cues on Behavioral Responses of Steller Sea Lions (Eumetopias jubatus) Under Managed Care","display_name":"Effects of Modifying Human Vocal Cues on Behavioral Responses of Steller Sea Lions (Eumetopias jubatus) Under Managed Care","publication_year":2026,"publication_date":"2026-11-09","ids":{"openalex":"https://openalex.org/W7225658563","doi":"https://doi.org/10.46867/ijcp.65100"},"language":"en","primary_location":{"id":"doi:10.46867/ijcp.65100","doi":"https://doi.org/10.46867/ijcp.65100","is_oa":true,"landing_page_url":"https://doi.org/10.46867/ijcp.65100","pdf_url":null,"source":{"id":"https://openalex.org/S2737379906","display_name":"International Journal of Comparative Psychology","issn_l":"0889-3667","issn":["0889-3667","2168-3344"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","norway-1","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320339","host_organization_name":"eScholarship Publishing, University of California","host_organization_lineage":["https://openalex.org/P4310320339"],"host_organization_lineage_names":["eScholarship Publishing, University of California"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Comparative Psychology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.46867/ijcp.65100","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5101082782","display_name":"Masahiro Sasaki","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Masahiro Sasaki","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5072729599","display_name":"Toshimune Kambara","orcid":"https://orcid.org/0000-0002-6598-3365","observed_orcids":["https://orcid.org/0000-0002-6598-3365"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Toshimune Kambara","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"39","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10659","display_name":"Marine animal studies overview","score":0.9692000150680542,"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/T10659","display_name":"Marine animal studies overview","score":0.9692000150680542,"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/T11665","display_name":"Animal Vocal Communication and Behavior","score":0.019200000911951065,"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/T10838","display_name":"Animal Behavior and Welfare Studies","score":0.0032999999821186066,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/steller-sea-lion","display_name":"Steller sea lion","score":0.9909999966621399},{"id":"https://openalex.org/keywords/eumetopias-jubatus","display_name":"Eumetopias jubatus","score":0.9940000176429749},{"id":"https://openalex.org/keywords/sound-discrimination","display_name":"sound discrimination","score":0.5529999732971191},{"id":"https://openalex.org/keywords/accent-variation","display_name":"accent variation","score":0.4699999988079071},{"id":"https://openalex.org/keywords/reaction-time","display_name":"reaction time","score":0.5440000295639038},{"id":"https://openalex.org/keywords/cognitive-flexibility","display_name":"cognitive flexibility","score":0.6840000152587891},{"id":"https://openalex.org/keywords/animal-cognition","display_name":"animal cognition","score":0.4230000078678131},{"id":"https://openalex.org/keywords/managed-care","display_name":"managed care","score":0.5400000214576721}],"concepts":[{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.6707000136375427},{"id":"https://openalex.org/C548259974","wikidata":"https://www.wikidata.org/wiki/Q569965","display_name":"Audiology","level":1,"score":0.5415999889373779},{"id":"https://openalex.org/C2776575663","wikidata":"https://www.wikidata.org/wiki/Q1514944","display_name":"Vocal learning","level":2,"score":0.5325999855995178},{"id":"https://openalex.org/C97931131","wikidata":"https://www.wikidata.org/wiki/Q5282087","display_name":"Discriminative model","level":2,"score":0.5235000252723694},{"id":"https://openalex.org/C2994279718","wikidata":"https://www.wikidata.org/wiki/Q3887135","display_name":"Sea lion","level":2,"score":0.5217000246047974},{"id":"https://openalex.org/C2776756274","wikidata":"https://www.wikidata.org/wiki/Q181767","display_name":"Stress (linguistics)","level":2,"score":0.44749999046325684},{"id":"https://openalex.org/C46312422","wikidata":"https://www.wikidata.org/wiki/Q11024","display_name":"Communication","level":1,"score":0.444599986076355},{"id":"https://openalex.org/C44819458","wikidata":"https://www.wikidata.org/wiki/Q27939","display_name":"Singing","level":2,"score":0.40070000290870667},{"id":"https://openalex.org/C2780336059","wikidata":"https://www.wikidata.org/wiki/Q215558","display_name":"Vocal folds","level":3,"score":0.40049999952316284},{"id":"https://openalex.org/C2993612469","wikidata":"https://www.wikidata.org/wiki/Q15946133","display_name":"Vocal communication","level":2,"score":0.3628999888896942},{"id":"https://openalex.org/C2778473898","wikidata":"https://www.wikidata.org/wiki/Q2145110","display_name":"Repertoire","level":2,"score":0.3573000133037567},{"id":"https://openalex.org/C111370547","wikidata":"https://www.wikidata.org/wiki/Q7451120","display_name":"Sensory cue","level":2,"score":0.3433000147342682},{"id":"https://openalex.org/C173988693","wikidata":"https://www.wikidata.org/wiki/Q678132","display_name":"Phonation","level":2,"score":0.3278000056743622},{"id":"https://openalex.org/C2988483714","wikidata":"https://www.wikidata.org/wiki/Q859031","display_name":"Auditory stimuli","level":3,"score":0.32420000433921814},{"id":"https://openalex.org/C53596535","wikidata":"https://www.wikidata.org/wiki/Q3519102","display_name":"Discrimination testing","level":3,"score":0.3068999946117401},{"id":"https://openalex.org/C180747234","wikidata":"https://www.wikidata.org/wiki/Q23373","display_name":"Cognitive psychology","level":1,"score":0.3010999858379364},{"id":"https://openalex.org/C176856949","wikidata":"https://www.wikidata.org/wiki/Q2001676","display_name":"Offensive","level":2,"score":0.29660001397132874},{"id":"https://openalex.org/C28490314","wikidata":"https://www.wikidata.org/wiki/Q189436","display_name":"Speech recognition","level":1,"score":0.2816999852657318},{"id":"https://openalex.org/C196178793","wikidata":"https://www.wikidata.org/wiki/Q5282084","display_name":"Discrimination learning","level":2,"score":0.2694999873638153},{"id":"https://openalex.org/C2780463512","wikidata":"https://www.wikidata.org/wiki/Q15122700","display_name":"Trainer","level":2,"score":0.26190000772476196},{"id":"https://openalex.org/C2992437137","wikidata":"https://www.wikidata.org/wiki/Q7451120","display_name":"Olfactory cues","level":3,"score":0.25099998712539673}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.46867/ijcp.65100","doi":"https://doi.org/10.46867/ijcp.65100","is_oa":true,"landing_page_url":"https://doi.org/10.46867/ijcp.65100","pdf_url":null,"source":{"id":"https://openalex.org/S2737379906","display_name":"International Journal of Comparative Psychology","issn_l":"0889-3667","issn":["0889-3667","2168-3344"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","norway-1","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320339","host_organization_name":"eScholarship Publishing, University of California","host_organization_lineage":["https://openalex.org/P4310320339"],"host_organization_lineage_names":["eScholarship Publishing, University of California"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Comparative Psychology","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.46867/ijcp.65100","doi":"https://doi.org/10.46867/ijcp.65100","is_oa":true,"landing_page_url":"https://doi.org/10.46867/ijcp.65100","pdf_url":null,"source":{"id":"https://openalex.org/S2737379906","display_name":"International Journal of Comparative Psychology","issn_l":"0889-3667","issn":["0889-3667","2168-3344"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","jufo-1","norway-1","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320339","host_organization_name":"eScholarship Publishing, University of California","host_organization_lineage":["https://openalex.org/P4310320339"],"host_organization_lineage_names":["eScholarship Publishing, University of California"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Comparative Psychology","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4389065648","https://openalex.org/W4414766878","https://openalex.org/W2328823140","https://openalex.org/W2103409902","https://openalex.org/W4399320752","https://openalex.org/W2070451778","https://openalex.org/W2054120307","https://openalex.org/W3134183204","https://openalex.org/W7020416137","https://openalex.org/W2010704511"],"abstract_inverted_index":{"The":[0],"present":[1],"study":[2],"aimed":[3],"to":[4,16,62,130,212,278,323,334],"investigate":[5],"the":[6,21,79,85,95,102,105,112,120,125,137,150,172,186,233,237,258,275,290,317],"effects":[7],"of":[8,27,65,75,84,104,181,227,261],"modifying":[9],"human":[10,52],"vocal":[11,18,53,86,96,106,122,196,229,282],"discriminative":[12,216],"stimuli":[13],"(hereafter":[14],"referred":[15],"as":[17,199],"cues)":[19],"on":[20,142,176,202,232,331],"behavioral":[22,182],"responses":[23,183,263],"and":[24,38,100,146,312],"discrimination":[25,243],"performance":[26],"two":[28],"adult":[29],"Steller":[30,271,303,327],"sea":[31,272,304,328],"lions":[32,273,329],"(Eumetopias":[33],"jubatus),":[34],"a":[35,39,91,143,191,203,214,224],"female":[36],"(Hama)":[37],"male":[40],"(Shunta),":[41],"housed":[42],"under":[43],"managed":[44],"care.":[45],"Both":[46],"subjects":[47,126,187],"could":[48,59],"already":[49],"discriminate":[50],"standard":[51],"cues.":[54],"To":[55],"determine":[56],"if":[57],"they":[58,208],"spontaneously":[60,279],"respond":[61],"modified":[63,113,159,281],"versions":[64],"these":[66],"cues":[67,114,123,160,283],"without":[68],"prior":[69],"training,":[70],"we":[71],"evaluated":[72],"three":[73,151],"types":[74,164],"modifications:":[76],"presenting":[77],"only":[78],"first":[80],"or":[81],"second":[82],"half":[83],"cue":[87,97,107,254],"(Test":[88,98,108],"1),":[89],"altering":[90],"single":[92,192],"phoneme":[93],"within":[94],"2),":[99],"changing":[101],"accent":[103,169],"3).":[109],"During":[110],"testing,":[111],"were":[115,155],"presented":[116],"randomly":[117],"mixed":[118],"with":[119,132,168,284],"original":[121,286],"that":[124,185,252,270,302,320],"had":[127],"previously":[128],"learned":[129,228],"associate":[131,280],"specific":[133,204,333],"behaviors.":[134],"We":[135],"analyzed":[136],"subjects\u2019":[138],"accuracy":[139],"rates,":[140],"based":[141],"binomial":[144],"distribution,":[145],"reaction":[147,259],"times":[148,260],"across":[149,161],"tests.":[152],"Accuracy":[153],"rates":[154],"significantly":[156,256],"lower":[157],"for":[158,194,218,264],"all":[162,195],"test":[163],"(p":[165],"<":[166],".05),":[167],"alterations":[170],"having":[171],"greatest":[173],"negative":[174],"impact":[175],"performance.":[177],"A":[178],"detailed":[179],"analysis":[180,247],"suggested":[184],"did":[188],"not":[189,315],"use":[190,316],"strategy":[193,319],"cues,":[197,230],"such":[198],"always":[200],"focusing":[201],"phonetic":[205],"position.":[206],"Instead,":[207,326],"developed":[209],"individual":[210],"strategies":[211],"find":[213],"unique":[215],"point":[217],"each":[219,335],"cue.":[220,336],"Hama,":[221],"who":[222],"possessed":[223],"large":[225,324],"repertoire":[226],"relied":[231],"vowels":[234],"produced":[235],"by":[236],"trainer":[238],"(vowel":[239],"dominance)":[240],"during":[241],"her":[242],"process.":[244],"Frame-by-frame":[245],"video":[246],"(30":[248],"fps)":[249],"also":[250,300],"revealed":[251],"certain":[253],"modifications":[255],"influenced":[257],"correct":[262],"both":[265],"subjects.":[266],"These":[267,298],"findings":[268],"indicate":[269],"possess":[274],"cognitive":[276],"flexibility":[277],"their":[285],"counterparts,":[287],"even":[288],"when":[289],"acoustic":[291],"properties":[292],"deviate":[293],"somewhat":[294],"from":[295],"familiar":[296],"forms.":[297],"results":[299],"suggest":[301],"lions,":[305],"like":[306],"other":[307],"animals":[308],"(e.g.,":[309],"primates,":[310],"dogs,":[311],"rats),":[313],"do":[314],"phoneme-based":[318],"humans":[321],"apply":[322],"vocabularies.":[325],"rely":[330],"markers":[332]},"counts_by_year":[],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2026-11-10T00:00:00"}