{"id":"https://openalex.org/W7204947971","doi":"https://doi.org/10.32942/x2vh6t","title":"Interacting effects of canopy geometry and display activity timing shape conditions for visual signalling in Victoria\u2019s riflebird","display_name":"Interacting effects of canopy geometry and display activity timing shape conditions for visual signalling in Victoria\u2019s riflebird","publication_year":2026,"publication_date":"2026-09-01","ids":{"openalex":"https://openalex.org/W7204947971","doi":"https://doi.org/10.32942/x2vh6t"},"language":"en","primary_location":{"id":"doi:10.32942/x2vh6t","doi":"https://doi.org/10.32942/x2vh6t","is_oa":true,"landing_page_url":"https://doi.org/10.32942/x2vh6t","pdf_url":"https://ecoevorxiv.org/repository/object/14673/download/25567/","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://ecoevorxiv.org/repository/object/14673/download/25567/","any_repository_has_fulltext":null},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5042729518","display_name":"Thomas MacGillavry","orcid":"https://orcid.org/0000-0002-2298-6670","observed_orcids":["https://orcid.org/0000-0002-2298-6670"]},"institutions":[{"id":"https://openalex.org/I129774422","display_name":"University of Vienna","ror":"https://ror.org/03prydq77","country_code":"AT","type":"education","lineage":["https://openalex.org/I129774422"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Thomas MacGillavry","raw_affiliation_strings":["Department of Behavioral and Cognitive Biology , University of Vienna , Vienna , Austria"],"raw_orcid":"https://orcid.org/0000-0002-2298-6670","affiliations":[{"raw_affiliation_string":"Department of Behavioral and Cognitive Biology , University of Vienna , Vienna , Austria","institution_ids":["https://openalex.org/I129774422"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5148938638","display_name":"Amy Carboon","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165779595","display_name":"The University of Melbourne","ror":"https://ror.org/01ej9dk98","country_code":"AU","type":"education","lineage":["https://openalex.org/I165779595"]},{"id":"https://openalex.org/I86467917","display_name":"James Cook University","ror":"https://ror.org/04gsp2c11","country_code":"AU","type":"education","lineage":["https://openalex.org/I86467917"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Amy Carboon","raw_affiliation_strings":["School of Biosciences , The University of Melbourne , Parkville , Victoria , Australia","Zoology and Ecology , Tropical Environments Sciences , James Cook University , Cairns , Queensland 4878 , Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Biosciences , The University of Melbourne , Parkville , Victoria , Australia","institution_ids":["https://openalex.org/I165779595"]},{"raw_affiliation_string":"Zoology and Ecology , Tropical Environments Sciences , James Cook University , Cairns , Queensland 4878 , Australia","institution_ids":["https://openalex.org/I86467917"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5109480715","display_name":"John Endler","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"John Endler","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10174","display_name":"Animal Behavior and Reproduction","score":0.9375,"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"}},"topics":[{"id":"https://openalex.org/T10174","display_name":"Animal Behavior and Reproduction","score":0.9375,"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/T10089","display_name":"Avian ecology and behavior","score":0.050700001418590546,"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":0.008299999870359898,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/visual-signaling","display_name":"visual signaling","score":0.8149999976158142},{"id":"https://openalex.org/keywords/courtship-display","display_name":"courtship display","score":0.8140000104904175},{"id":"https://openalex.org/keywords/canopy-geometry","display_name":"canopy geometry","score":0.8289999961853027},{"id":"https://openalex.org/keywords/microhabitat","display_name":"microhabitat","score":0.5879999995231628},{"id":"https://openalex.org/keywords/diffuse-light","display_name":"diffuse light","score":0.8140000104904175},{"id":"https://openalex.org/keywords/bird-of-paradise","display_name":"bird of paradise","score":0.7419999837875366}],"concepts":[{"id":"https://openalex.org/C101000010","wikidata":"https://www.wikidata.org/wiki/Q5033434","display_name":"Canopy","level":2,"score":0.6527000069618225},{"id":"https://openalex.org/C125245961","wikidata":"https://www.wikidata.org/wiki/Q221656","display_name":"Brightness","level":2,"score":0.6460999846458435},{"id":"https://openalex.org/C2776502983","wikidata":"https://www.wikidata.org/wiki/Q690182","display_name":"Contrast (vision)","level":2,"score":0.41769999265670776},{"id":"https://openalex.org/C46423501","wikidata":"https://www.wikidata.org/wiki/Q830654","display_name":"Irradiance","level":2,"score":0.412200003862381},{"id":"https://openalex.org/C39807119","wikidata":"https://www.wikidata.org/wiki/Q1134228","display_name":"Tree canopy","level":3,"score":0.3993000090122223},{"id":"https://openalex.org/C2619416","wikidata":"https://www.wikidata.org/wiki/Q9444","display_name":"Rainforest","level":2,"score":0.3961000144481659},{"id":"https://openalex.org/C56449476","wikidata":"https://www.wikidata.org/wiki/Q188238","display_name":"Epiphyte","level":2,"score":0.37119999527931213},{"id":"https://openalex.org/C195886398","wikidata":"https://www.wikidata.org/wiki/Q2110050","display_name":"Albedo (alchemy)","level":3,"score":0.36320000886917114},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.34880000352859497},{"id":"https://openalex.org/C170853661","wikidata":"https://www.wikidata.org/wiki/Q193788","display_name":"Sunlight","level":2,"score":0.32690000534057617},{"id":"https://openalex.org/C2779594111","wikidata":"https://www.wikidata.org/wiki/Q3303665","display_name":"Plumage","level":2,"score":0.3158000111579895},{"id":"https://openalex.org/C2776453541","wikidata":"https://www.wikidata.org/wiki/Q376596","display_name":"Courtship","level":2,"score":0.3140999972820282},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.31220000982284546},{"id":"https://openalex.org/C111370547","wikidata":"https://www.wikidata.org/wiki/Q7451120","display_name":"Sensory cue","level":2,"score":0.3116999864578247},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.3000999987125397},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.30000001192092896},{"id":"https://openalex.org/C185933670","wikidata":"https://www.wikidata.org/wiki/Q52105","display_name":"Habitat","level":2,"score":0.2906000018119812},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2827000021934509},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.2815999984741211},{"id":"https://openalex.org/C54497739","wikidata":"https://www.wikidata.org/wiki/Q1474732","display_name":"Photopic vision","level":3,"score":0.27379998564720154},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.2732999920845032},{"id":"https://openalex.org/C164597639","wikidata":"https://www.wikidata.org/wiki/Q327065","display_name":"Display device","level":2,"score":0.2720000147819519},{"id":"https://openalex.org/C206622957","wikidata":"https://www.wikidata.org/wiki/Q957208","display_name":"Iridescence","level":2,"score":0.2700999975204468},{"id":"https://openalex.org/C207363949","wikidata":"https://www.wikidata.org/wiki/Q462915","display_name":"Visual space","level":3,"score":0.2696000039577484},{"id":"https://openalex.org/C130039590","wikidata":"https://www.wikidata.org/wiki/Q10968643","display_name":"Courtship display","level":3,"score":0.2614000141620636}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.32942/x2vh6t","doi":"https://doi.org/10.32942/x2vh6t","is_oa":true,"landing_page_url":"https://doi.org/10.32942/x2vh6t","pdf_url":"https://ecoevorxiv.org/repository/object/14673/download/25567/","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"}],"best_oa_location":{"id":"doi:10.32942/x2vh6t","doi":"https://doi.org/10.32942/x2vh6t","is_oa":true,"landing_page_url":"https://doi.org/10.32942/x2vh6t","pdf_url":"https://ecoevorxiv.org/repository/object/14673/download/25567/","source":null,"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7204947971.pdf","grobid_xml":"https://content.openalex.org/works/W7204947971.grobid-xml"},"referenced_works_count":60,"referenced_works":["https://openalex.org/W1516108945","https://openalex.org/W1549371580","https://openalex.org/W1844981334","https://openalex.org/W1941052021","https://openalex.org/W1973623363","https://openalex.org/W1984876413","https://openalex.org/W1987386772","https://openalex.org/W1991692313","https://openalex.org/W2038883614","https://openalex.org/W2044206835","https://openalex.org/W2050489223","https://openalex.org/W2055058665","https://openalex.org/W2055206949","https://openalex.org/W2057794025","https://openalex.org/W2058815816","https://openalex.org/W2062439393","https://openalex.org/W2070975929","https://openalex.org/W2074364242","https://openalex.org/W2088021044","https://openalex.org/W2092084985","https://openalex.org/W2095672786","https://openalex.org/W2100099008","https://openalex.org/W2117126426","https://openalex.org/W2146693782","https://openalex.org/W2150161759","https://openalex.org/W2155528423","https://openalex.org/W2167122694","https://openalex.org/W2167561063","https://openalex.org/W2170670795","https://openalex.org/W2172670347","https://openalex.org/W2283214384","https://openalex.org/W2321490928","https://openalex.org/W2579858764","https://openalex.org/W2586454330","https://openalex.org/W2769701542","https://openalex.org/W2786358356","https://openalex.org/W2789332582","https://openalex.org/W2797625917","https://openalex.org/W2807498038","https://openalex.org/W2809591647","https://openalex.org/W2883691480","https://openalex.org/W3096442871","https://openalex.org/W3158727545","https://openalex.org/W4252591288","https://openalex.org/W4284888689","https://openalex.org/W4297200915","https://openalex.org/W4385800368","https://openalex.org/W4399535033","https://openalex.org/W4399573235","https://openalex.org/W4399581847","https://openalex.org/W4399639779","https://openalex.org/W4401331046","https://openalex.org/W4407852168","https://openalex.org/W4409018584","https://openalex.org/W4409251111","https://openalex.org/W4412444889","https://openalex.org/W4414622124","https://openalex.org/W4415559464","https://openalex.org/W7116967009","https://openalex.org/W7123820819"],"related_works":["https://openalex.org/W7169804270","https://openalex.org/W2322628969","https://openalex.org/W376915890","https://openalex.org/W2038883614","https://openalex.org/W2150161759","https://openalex.org/W7123820819","https://openalex.org/W2276210990","https://openalex.org/W1526679890","https://openalex.org/W4414622124","https://openalex.org/W2302386173"],"abstract_inverted_index":{"Lighting":[0],"conditions":[1,60,79,175],"in":[2,7,44,65,86,105,137,176,200,209,213,234],"forests":[3],"are":[4],"highly":[5],"variable":[6],"both":[8],"space":[9],"and":[10,12,22,73,114,153,166,192],"time":[11,24],"depend":[13],"on":[14],"the":[15,23,38,58,81,138,143,177],"interacting":[16],"effects":[17],"of":[18,25,80,179],"canopy":[19,71,108,151],"geometry,":[20],"weather,":[21],"day.":[26],"This":[27],"has":[28],"strong":[29],"implications":[30],"for":[31,231],"visual":[32,63,222,232],"signalling,":[33],"because":[34],"different":[35,46],"species":[36,212,227],"sharing":[37],"same":[39],"forest":[40],"habitat":[41],"may":[42,228],"display":[43,112,119,134,154,164,171,199,223],"dramatically":[45],"microhabitats":[47],"favouring":[48],"disparate":[49],"signal":[50,83],"phenotypes.":[51],"However,":[52],"relatively":[53],"little":[54],"is":[55],"known":[56],"about":[57],"lighting":[59,78,174],"occurring":[61],"during":[62],"communication":[64],"most":[66],"animal":[67],"species.":[68],"Using":[69],"hemispherical":[70],"photography":[72],"behavioural":[74],"data,":[75],"we":[76,156],"investigated":[77],"courtship":[82],"irradiance":[84,161],"microhabitat":[85,116],"male":[87,111,195],"Victoria\u2019s":[88],"riflebirds":[89,196],"(Ptiloris":[90],"victoriae)":[91],"\u2014":[92],"a":[93,123],"bird-of-paradise":[94],"(Aves:":[95],"Paradisaeidae)":[96],"endemic":[97],"to":[98,135,188,198,220],"sub-tropical":[99],"Australia.":[100],"Despite":[101],"no":[102],"detectable":[103],"differences":[104],"crude":[106],"rainforest":[107],"features":[109,152],"between":[110],"perches":[113],"nearby":[115],"control":[117],"sites,":[118],"sites":[120],"always":[121],"featured":[122],"small":[124],"gap":[125],"directly":[126],"overhead.":[127],"We":[128],"then":[129,157],"show":[130,167],"that":[131,168],"males":[132,169,216],"typically":[133],"females":[136],"early":[139],"morning,":[140],"especially":[141],"within":[142],"first":[144],"two":[145],"hours":[146],"after":[147],"civil":[148],"dawn.":[149],"Integrating":[150],"times,":[155],"simulated":[158],"under-canopy":[159],"solar":[160],"at":[162],"exact":[163],"times":[165],"generally":[170],"under":[172],"dim":[173,235],"absence":[178],"direct":[180,218],"sunlight.":[181],"Thus,":[182],"rather":[183],"than":[184],"utilising":[185],"sun":[186],"flecks":[187],"enhance":[189,221],"plumage":[190],"brightness":[191],"colour":[193],"contrast,":[194],"prefer":[197],"dim,":[201],"diffuse":[202],"light.":[203,236],"These":[204],"results":[205],"contrast":[206],"with":[207],"findings":[208],"some":[210,226],"other":[211],"which":[214],"courting":[215],"utilise":[217],"sunlight":[219],"efficacy.":[224],"Instead,":[225],"be":[229],"specialised":[230],"signalling":[233]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-09-02T00:00:00"}
