{"id":"https://openalex.org/W1985754346","doi":"https://doi.org/10.3758/bf03205051","title":"Acquisition of the same/different concept by an African Grey parrot (Psittacus erithacus): Learning with respect to categories of color, shape, and material","display_name":"Acquisition of the same/different concept by an African Grey parrot (Psittacus erithacus): Learning with respect to categories of color, shape, and material","publication_year":1987,"publication_date":"1987-12-01","ids":{"openalex":"https://openalex.org/W1985754346","doi":"https://doi.org/10.3758/bf03205051","mag":"1985754346"},"language":"en","primary_location":{"id":"doi:10.3758/bf03205051","doi":"https://doi.org/10.3758/bf03205051","is_oa":true,"landing_page_url":"https://doi.org/10.3758/bf03205051","pdf_url":"https://link.springer.com/content/pdf/10.3758/BF03205051.pdf","source":{"id":"https://openalex.org/S2945435","display_name":"Animal Learning & Behavior","issn_l":"0090-4996","issn":["0090-4996","1532-5830"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Animal Learning & Behavior","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://link.springer.com/content/pdf/10.3758/BF03205051.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5079130451","display_name":"Irene Maxine Pepperberg","orcid":"https://orcid.org/0000-0001-9486-7323","observed_orcids":["https://orcid.org/0000-0001-9486-7323"]},"institutions":[{"id":"https://openalex.org/I111979921","display_name":"Northwestern University","ror":"https://ror.org/000e0be47","country_code":"US","type":"education","lineage":["https://openalex.org/I111979921"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Irene M. Pepperberg","raw_affiliation_strings":["Department of Anthropology, Northwestern University, 1810 Hinman Avenue, 60201, Evanston, IL","Department of Anthropology, Northwestern University, Evanston"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Anthropology, Northwestern University, 1810 Hinman Avenue, 60201, Evanston, IL","institution_ids":["https://openalex.org/I111979921"]},{"raw_affiliation_string":"Department of Anthropology, Northwestern University, Evanston","institution_ids":["https://openalex.org/I111979921"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5079130451"],"corresponding_institution_ids":["https://openalex.org/I111979921"],"apc_list":null,"apc_paid":null,"fwci":4.7275,"has_fulltext":true,"cited_by_count":286,"citation_normalized_percentile":{"value":0.94587832,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":"15","issue":"4","first_page":"423","last_page":"432"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10699","display_name":"Primate Behavior and Ecology","score":0.47049999237060547,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10699","display_name":"Primate Behavior and Ecology","score":0.47049999237060547,"subfield":{"id":"https://openalex.org/subfields/3207","display_name":"Social Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T12694","display_name":"Categorization, perception, and language","score":0.17710000276565552,"subfield":{"id":"https://openalex.org/subfields/3205","display_name":"Experimental and Cognitive Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10656","display_name":"Child and Animal Learning Development","score":0.17299999296665192,"subfield":{"id":"https://openalex.org/subfields/3204","display_name":"Developmental and Educational Psychology"},"field":{"id":"https://openalex.org/fields/32","display_name":"Psychology"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/african-grey-parrot","display_name":"African grey parrot","score":0.8859999775886536},{"id":"https://openalex.org/keywords/alex","display_name":"ALEX","score":0.4650000035762787},{"id":"https://openalex.org/keywords/relational-concepts","display_name":"relational concepts","score":0.8309999704360962},{"id":"https://openalex.org/keywords/color","display_name":"color","score":0.5289999842643738},{"id":"https://openalex.org/keywords/shape","display_name":"shape","score":0.9990000128746033},{"id":"https://openalex.org/keywords/materials","display_name":"materials","score":0.8159999847412109},{"id":"https://openalex.org/keywords/object-discrimination","display_name":"object discrimination","score":0.5590000152587891},{"id":"https://openalex.org/keywords/animal-cognition","display_name":"animal cognition","score":0.6940000057220459},{"id":"https://openalex.org/keywords/animal-language","display_name":"animal language","score":0.45500001311302185}],"concepts":[{"id":"https://openalex.org/C5274069","wikidata":"https://www.wikidata.org/wiki/Q2285707","display_name":"Categorical variable","level":2,"score":0.7365094423294067},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.67174232006073},{"id":"https://openalex.org/C100521375","wikidata":"https://www.wikidata.org/wiki/Q2015382","display_name":"Competence (human resources)","level":2,"score":0.45432060956954956},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4509359300136566},{"id":"https://openalex.org/C46312422","wikidata":"https://www.wikidata.org/wiki/Q11024","display_name":"Communication","level":1,"score":0.4349654018878937},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.40517497062683105},{"id":"https://openalex.org/C180747234","wikidata":"https://www.wikidata.org/wiki/Q23373","display_name":"Cognitive psychology","level":1,"score":0.372428297996521},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.3637802004814148},{"id":"https://openalex.org/C204321447","wikidata":"https://www.wikidata.org/wiki/Q30642","display_name":"Natural language processing","level":1,"score":0.33330440521240234},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.20415374636650085},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1957016885280609},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.1843213140964508},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.08706223964691162},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3758/bf03205051","doi":"https://doi.org/10.3758/bf03205051","is_oa":true,"landing_page_url":"https://doi.org/10.3758/bf03205051","pdf_url":"https://link.springer.com/content/pdf/10.3758/BF03205051.pdf","source":{"id":"https://openalex.org/S2945435","display_name":"Animal Learning & Behavior","issn_l":"0090-4996","issn":["0090-4996","1532-5830"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Animal Learning & Behavior","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.3758/bf03205051","doi":"https://doi.org/10.3758/bf03205051","is_oa":true,"landing_page_url":"https://doi.org/10.3758/bf03205051","pdf_url":"https://link.springer.com/content/pdf/10.3758/BF03205051.pdf","source":{"id":"https://openalex.org/S2945435","display_name":"Animal Learning & Behavior","issn_l":"0090-4996","issn":["0090-4996","1532-5830"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Animal Learning & Behavior","raw_type":"journal-article"},"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/10","score":0.7300000190734863,"display_name":"Reduced inequalities"}],"study_designs":[],"awards":[{"id":"https://openalex.org/G6959489536","display_name":"Determination of Avian Communicative and Cognitive          Competence in an Exceptional Code","funder_award_id":"8414483","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320307885","display_name":"Harry Frank Guggenheim Foundation","ror":"https://ror.org/00vxeha61"},{"id":"https://openalex.org/F4320308774","display_name":"John Simon Guggenheim Memorial Foundation","ror":"https://ror.org/0407tnq23"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1985754346.pdf","grobid_xml":"https://content.openalex.org/works/W1985754346.grobid-xml"},"referenced_works_count":49,"referenced_works":["https://openalex.org/W11487320","https://openalex.org/W180083686","https://openalex.org/W300327699","https://openalex.org/W589017531","https://openalex.org/W1935675117","https://openalex.org/W1935705351","https://openalex.org/W1969111166","https://openalex.org/W1972323051","https://openalex.org/W1977930311","https://openalex.org/W1984287428","https://openalex.org/W1986724288","https://openalex.org/W1987499563","https://openalex.org/W1999136598","https://openalex.org/W2003044648","https://openalex.org/W2012126799","https://openalex.org/W2013312122","https://openalex.org/W2013561830","https://openalex.org/W2032308682","https://openalex.org/W2038916710","https://openalex.org/W2041472500","https://openalex.org/W2050973723","https://openalex.org/W2061580524","https://openalex.org/W2067184546","https://openalex.org/W2071187560","https://openalex.org/W2079726789","https://openalex.org/W2090186127","https://openalex.org/W2090503353","https://openalex.org/W2090928911","https://openalex.org/W2111819665","https://openalex.org/W2112204330","https://openalex.org/W2131749158","https://openalex.org/W2149601790","https://openalex.org/W2153985440","https://openalex.org/W2160786171","https://openalex.org/W2164176362","https://openalex.org/W2317797034","https://openalex.org/W2335951300","https://openalex.org/W2465762777","https://openalex.org/W2485509913","https://openalex.org/W2727692937","https://openalex.org/W2916277949","https://openalex.org/W3029375662","https://openalex.org/W3029465634","https://openalex.org/W3036921632","https://openalex.org/W3115343731","https://openalex.org/W4230634097","https://openalex.org/W4247914574","https://openalex.org/W4302210674","https://openalex.org/W6640650282"],"related_works":["https://openalex.org/W2003044648","https://openalex.org/W2105961961","https://openalex.org/W1994717818","https://openalex.org/W2077797157","https://openalex.org/W185583520","https://openalex.org/W82949735","https://openalex.org/W4253771521","https://openalex.org/W2112204330","https://openalex.org/W2075561820","https://openalex.org/W2136723951"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":8},{"year":2022,"cited_by_count":13},{"year":2021,"cited_by_count":11},{"year":2020,"cited_by_count":11},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":8},{"year":2017,"cited_by_count":14},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":10},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":6},{"year":2012,"cited_by_count":9}],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}