{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,3]],"date-time":"2026-09-03T10:18:32Z","timestamp":1788430712829,"version":"build-2803163510"},"reference-count":52,"publisher":"Springer Science and Business Media LLC","license":[{"start":{"date-parts":[[2026,9,3]],"date-time":"2026-09-03T00:00:00Z","timestamp":1788393600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"},{"start":{"date-parts":[[2026,9,3]],"date-time":"2026-09-03T00:00:00Z","timestamp":1788393600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"}],"funder":[{"DOI":"10.13039\/501100001691","name":"Japan Society for the Promotion of Science","doi-asserted-by":"publisher","award":["16330142"],"award-info":[{"award-number":["16330142"]}],"id":[{"id":"10.13039\/501100001691","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001691","name":"Japan Society for the Promotion of Science","doi-asserted-by":"publisher","award":["18653078"],"award-info":[{"award-number":["18653078"]}],"id":[{"id":"10.13039\/501100001691","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001691","name":"Japan Society for the Promotion of Science","doi-asserted-by":"publisher","award":["20330151"],"award-info":[{"award-number":["20330151"]}],"id":[{"id":"10.13039\/501100001691","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Primates"],"DOI":"10.1007\/s10329-026-01286-9","type":"journal-article","created":{"date-parts":[[2026,9,3]],"date-time":"2026-09-03T09:49:51Z","timestamp":1788428991000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Adoption of 5- and 12-month-old infants by infantless, multiparous females in the Katsuyama free-ranging, provisioned group of Japanese macaques"],"prefix":"10.1007","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-4450-0117","authenticated-orcid":false,"given":"Masayuki","family":"Nakamichi","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kenji","family":"Onishi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kazunori","family":"Yamada","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2026,9,3]]},"reference":[{"key":"1286_CR1","doi-asserted-by":"publisher","first-page":"627","DOI":"10.1007\/s10329-022-01017-w","volume":"63","author":"A Anand","year":"2022","unstructured":"Anand A, Balakrishna N, Singh M, Isbell LA, Sirigeri S, Saikia A, Arlet ME (2022) Infant adoptions in wild bonnet macaques (Macaca radiata). Primates 63:627\u2013635. https:\/\/doi.org\/10.1007\/s10329-022-01017-w","journal-title":"Primates"},{"key":"1286_CR2","doi-asserted-by":"publisher","first-page":"131","DOI":"10.1002\/ajp.1350030112","volume":"3","author":"CM Berman","year":"1982","unstructured":"Berman CM (1982) The social development of an orphaned rhesus infant on Cayo Santiago: male care, foster mother-orphan interaction and peer interaction. Am J Primatol 3:131\u2013141. https:\/\/doi.org\/10.1002\/ajp.1350030112","journal-title":"Am J Primatol"},{"key":"1286_CR3","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0008901","volume":"5","author":"C Boesch","year":"2010","unstructured":"Boesch C, Bol\u00e9 C, Eckhardt N, Boesch H (2010) Altruism in forest chimpanzees: the case of adoption. PLoS ONE 5:e8901. https:\/\/doi.org\/10.1371\/journal.pone.0008901","journal-title":"PLoS ONE"},{"key":"1286_CR4","doi-asserted-by":"publisher","first-page":"209","DOI":"10.1163\/156853903321671505","volume":"140","author":"L Brent","year":"2003","unstructured":"Brent L, Koban T, Evans S (2003) The influence of temperature on the behavior of captive mother-infant baboons. Behaviour 140:209\u2013224. https:\/\/doi.org\/10.1163\/156853903321671505","journal-title":"Behaviour"},{"key":"1286_CR5","doi-asserted-by":"publisher","first-page":"334","DOI":"10.1093\/beheco\/3.4.334","volume":"3","author":"DL Cheney","year":"1992","unstructured":"Cheney DL (1992) Intragroup cohesion and intergroup hostility: the relation between grooming distributions and intergroup competition among female primates. Behav Ecol 3:334\u2013345. https:\/\/doi.org\/10.1093\/beheco\/3.4.334","journal-title":"Behav Ecol"},{"key":"1286_CR6","doi-asserted-by":"publisher","first-page":"469","DOI":"10.1002\/ajp.1350010413","volume":"1","author":"MC Clarke","year":"1981","unstructured":"Clarke MC, Glander KE (1981) Adoption of infant howling monkeys (Alouatta palliata). Am J Primatol 1:469\u2013471","journal-title":"Am J Primatol"},{"key":"1286_CR7","doi-asserted-by":"publisher","first-page":"193","DOI":"10.1002\/ajp.1030","volume":"54","author":"SJ Devinney","year":"2001","unstructured":"Devinney SJ, Berman CM, Rasmussen KLR (2001) Changes in yearling rhesus monkeys\u2019 relationships with their mothers after sibling birth. Am J Primatol 54:193\u2013210. https:\/\/doi.org\/10.1002\/ajp.1030","journal-title":"Am J Primatol"},{"key":"1286_CR9","doi-asserted-by":"publisher","first-page":"121","DOI":"10.1159\/000156574","volume":"57","author":"RIM Dunbar","year":"1991","unstructured":"Dunbar RIM (1991) Functional significance of social grooming in primates. Folia Primatol 57:121\u2013131. https:\/\/doi.org\/10.1159\/000156574","journal-title":"Folia Primatol"},{"key":"1286_CR11","doi-asserted-by":"publisher","first-page":"1","DOI":"10.1086\/408298","volume":"50","author":"MJW Eberhard","year":"1975","unstructured":"Eberhard MJW (1975) The evolution of social behavior by kin selection. Q Rev Biol 50:1\u201333. https:\/\/doi.org\/10.1086\/408298","journal-title":"Q Rev Biol"},{"key":"1286_CR12","first-page":"299","volume-title":"Primate societies","author":"S Gouzoules","year":"1987","unstructured":"Gouzoules S, Gouzoules H (1987) Kinship. In: Smuts BB, Cheney DL, Seyfarth RM, Wrangham RW, Struhsaker TT (eds) Primate societies. Univ. of Chicago Press, Chicago, pp 299\u2013305"},{"key":"1286_CR13","doi-asserted-by":"publisher","first-page":"794","DOI":"10.1163\/1568539X-bja10285","volume":"161","author":"KE Graham","year":"2024","unstructured":"Graham KE, Holden E, Engelhardt A, Perwitasari-Farajallah D, Slocombe KE (2024) Successful adoption of non-orphaned infant by a parous, nursing female in yaki (Sulawesi crested macaque). Behaviour 161:794\u2013814. https:\/\/doi.org\/10.1163\/1568539X-bja10285","journal-title":"Behaviour"},{"key":"1286_CR14","doi-asserted-by":"publisher","unstructured":"Guo Y, Grueter CC, Lu J (2023) Allomaternal care and \u2018adoption\u2019 in an edge-of-range population of Taihangshan macaques in Northern China. Curr Zool 69:215\u2013218. https:\/\/doi.org\/10.1093\/cz\/zoac027","DOI":"10.1093\/cz\/zoac027"},{"key":"1286_CR15","doi-asserted-by":"publisher","first-page":"542","DOI":"10.1007\/BF02373965","volume":"23","author":"U Hamada","year":"1982","unstructured":"Hamada U (1982) Longitudinal somatometrical study on the growth patterns of newborn Japanese monkeys. Primates 23:542\u2013557. https:\/\/doi.org\/10.1007\/BF02373965","journal-title":"Primates"},{"key":"1286_CR16","doi-asserted-by":"publisher","first-page":"29","DOI":"10.1016\/S0003-3472(82)80233-9","volume":"20","author":"WJ Hamilton III","year":"1982","unstructured":"Hamilton WJ III, Busse C, Smith KS (1982) Adoption of infant orphan chacma baboons. Anim Behav 20:29\u201334. https:\/\/doi.org\/10.1016\/S0003-3472(82)80233-9","journal-title":"Anim Behav"},{"key":"1286_CR17","doi-asserted-by":"publisher","first-page":"243","DOI":"10.1093\/cz\/zoae044","volume":"71","author":"M Han","year":"2024","unstructured":"Han M, Zhou Y, Wang Y, Luo T, Tian J, Lu J (2024) Adoptions of unrelated infants in wild Taihangshan macaques (Macaca mulatta tcheliensis), Jiyuan, north China. Curr Zool 71:243\u2013250. https:\/\/doi.org\/10.1093\/cz\/zoae044","journal-title":"Curr Zool"},{"key":"1286_CR18","doi-asserted-by":"publisher","first-page":"129","DOI":"10.1159\/000155930","volume":"33","author":"T Hasegawa","year":"1980","unstructured":"Hasegawa T, Hiraiwa M (1980) Social interaction of orphans observed in a free-ranging troop of Japanese macaques. Folia Primatol 33:129\u2013158. https:\/\/doi.org\/10.1159\/000155930","journal-title":"Folia Primatol"},{"key":"1286_CR19","doi-asserted-by":"publisher","first-page":"525","DOI":"10.1006\/anbe.1997.0520","volume":"54","author":"SP Henzi","year":"1997","unstructured":"Henzi SP, Lycett JE, Weingrill T (1997) Cohort size and the allocation of social effort by female mountain baboons. Anim Behav 54:525\u2013535. https:\/\/doi.org\/10.1006\/anbe.1997.0520","journal-title":"Anim Behav"},{"issue":"8","key":"1286_CR20","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0103777","volume":"9","author":"C Hobaiter","year":"2014","unstructured":"Hobaiter C, Schel AM, Langergraber K, Zuberb\u00fchler K (2014) \u2018Adoption\u2019 by maternal siblings in wild chimpanzees. PLoS ONE 9(8):e103777. https:\/\/doi.org\/10.1371\/journal.pone.0103777","journal-title":"PLoS ONE"},{"key":"1286_CR21","doi-asserted-by":"publisher","first-page":"113","DOI":"10.1007\/BF02735732","volume":"9","author":"SD Holman","year":"1988","unstructured":"Holman SD, Goy RW (1988) Sexually dimorphic transitions revealed in the relationships of yearling rhesus monkeys following the birth of siblings. Int J Primatol 9:113\u2013133. https:\/\/doi.org\/10.1007\/BF02735732","journal-title":"Int J Primatol"},{"key":"1286_CR22","first-page":"101","volume-title":"Advances in the study of behavior","author":"SB Hrdy","year":"1976","unstructured":"Hrdy SB (1976) Care and exploitation of nonhuman primate infants by conspecifics other than the mother. In: Rosenblatt J, Hinde RA, Shaw E, Beer C (eds) Advances in the study of behavior, vol Vol. 6. Academic Press, pp 101\u2013158"},{"key":"1286_CR23","doi-asserted-by":"publisher","first-page":"493","DOI":"10.1007\/BF02381136","volume":"29","author":"S Imakawa","year":"1988","unstructured":"Imakawa S (1988) Development of co-feeding relationships in immature free-ranging Japanese monkeys (Macaca fuscata fuscata). Primates 29:493\u2013504. https:\/\/doi.org\/10.1007\/BF02381136","journal-title":"Primates"},{"key":"1286_CR24","doi-asserted-by":"publisher","first-page":"367","DOI":"10.1163\/1568539X-bja10308","volume":"162","author":"S Ishizuka","year":"2025","unstructured":"Ishizuka S, Inoue E (2025) Male affiliation bias towards orphans in Japanese macaques (Macaca fuscata) on Shodoshima Island. Behaviour 162:367\u2013390. https:\/\/doi.org\/10.1163\/1568539X-bja10308","journal-title":"Behaviour"},{"key":"1286_CR25","doi-asserted-by":"publisher","first-page":"49","DOI":"10.1007\/BF02382762","volume":"33","author":"N Itoigawa","year":"1992","unstructured":"Itoigawa N, Tanaka T, Ukai N, Fujii H, Kurokawa T, Koyama T, Ando A, Watanabe Y, Imakawa S (1992) Demography and reproductive parameters of a free-ranging group of Japanese macaques (Macaca fuscata) at Katsuyama. Primates 33:49\u201368. https:\/\/doi.org\/10.1007\/BF02382762","journal-title":"Primates"},{"key":"1286_CR26","doi-asserted-by":"publisher","first-page":"692","DOI":"10.1002\/ajp.20259","volume":"68","author":"P Izar","year":"2006","unstructured":"Izar P, Verderane MP, Visalberghi E, Ottoni EB, De Oliveira MG, Shirley J, Fragaszy D (2006) Cross-genus adoption of a marmoset (Callithrix jacchus) by wild capuchin monkeys (Cebus libidinosus): case report. Am J Primatol 68:692\u2013700. https:\/\/doi.org\/10.1002\/ajp.20259","journal-title":"Am J Primatol"},{"key":"1286_CR27","doi-asserted-by":"publisher","first-page":"39","DOI":"10.2354\/psj.17.39","volume":"17","author":"E Kato","year":"2001","unstructured":"Kato E (2001) Is observability a good indicator of male Japanese monkeys leaving their natal group? Primate Res 17:39\u201350","journal-title":"Primate Res"},{"key":"1286_CR28","doi-asserted-by":"publisher","first-page":"93","DOI":"10.1006\/drev.2000.0522","volume":"21","author":"D Maestripieri","year":"2001","unstructured":"Maestripieri D (2001) Is there mother-infant bonding in primates? Dev Rev 21:93\u2013120. https:\/\/doi.org\/10.1006\/drev.2000.0522","journal-title":"Dev Rev"},{"key":"1286_CR29","doi-asserted-by":"publisher","DOI":"10.1017\/CBO9781139168342","volume-title":"Measuring behaviour: an introductory guide","author":"P Martin","year":"1993","unstructured":"Martin P, Bateson PPG (1993) Measuring behaviour: an introductory guide, 2nd ed. Cambridge University Press, Cambridge. https:\/\/doi.org\/10.1017\/CBO9781139168342","edition":"2nd ed."},{"key":"1286_CR30","doi-asserted-by":"publisher","first-page":"737","DOI":"10.1016\/S0003-3472(89)80106-X","volume":"737","author":"M Nakamichi","year":"1989","unstructured":"Nakamichi M (1989) Sex differences in social development during the first 4 years in a free-ranging group of Japanese monkeys, Macaca fuscata. Anim Behav 737:737\u2013748. https:\/\/doi.org\/10.1016\/S0003-3472(89)80106-X","journal-title":"Anim Behav"},{"key":"1286_CR31","volume-title":"Life and mind of Japanese macaques: the 60-years-history of the group at Kanbanotaki, Okayama Prefecture","author":"M Nakamichi","year":"2019","unstructured":"Nakamichi M (2019) Life and mind of Japanese macaques: the 60-years-history of the group at Kanbanotaki, Okayama Prefecture. Osaka University Press"},{"key":"1286_CR32","doi-asserted-by":"publisher","first-page":"607","DOI":"10.1023\/A:1023744515134","volume":"24","author":"M Nakamichi","year":"2003","unstructured":"Nakamichi M, Shizawa Y (2003) Distribution of grooming among adult females in a large, free-ranging group of Japanese monkeys (Macaca fuscata). Int J Primatol 24:607\u2013625. https:\/\/doi.org\/10.1023\/A:1023744515134","journal-title":"Int J Primatol"},{"key":"1286_CR33","doi-asserted-by":"publisher","first-page":"241","DOI":"10.1007\/978-4-431-53886-8_11","volume-title":"The Japanese macaques","author":"M Nakamichi","year":"2010","unstructured":"Nakamichi M, Yamada K (2010) Lifetime social development in female Japanese macaques. In: Nakagawa N, Nakamichi M, Sugiura H (eds) The Japanese macaques. Springer, Tokyo, pp 241\u2013270. https:\/\/doi.org\/10.1007\/978-4-431-53886-8_11"},{"key":"1286_CR34","doi-asserted-by":"publisher","first-page":"439","DOI":"10.1007\/s10329-025-01196-2","volume":"66","author":"M Nakamichi","year":"2025","unstructured":"Nakamichi M, Yamada K (2025) Responses to dying and dead adult companions in a free-ranging, provisioned group of Japanese macaques (Macaca fuscata). Primates 66:439\u2013448. https:\/\/doi.org\/10.1007\/s10329-025-01196-2","journal-title":"Primates"},{"key":"1286_CR35","doi-asserted-by":"publisher","first-page":"481","DOI":"10.1007\/BF02693659","volume":"7","author":"M Nakamichi","year":"1986","unstructured":"Nakamichi M, Yoshida A (1986) Discrimination of mother by infant among Japanese macaques (Macaca fuscata). Int J Primatol 7:481\u2013489. https:\/\/doi.org\/10.1007\/BF02693659","journal-title":"Int J Primatol"},{"key":"1286_CR36","doi-asserted-by":"publisher","first-page":"31","DOI":"10.2354\/psj.20.31","volume":"20","author":"M Nakamichi","year":"2004","unstructured":"Nakamichi M, Yamada K, Ohtsuka N, Imakawa S, Yasuda J, Shizawa Y (2004) Case reports on parturition and maternal behavior in a free-ranging group of Japanese monkeys at Katsuyama. Primate Res 20:31\u201343. https:\/\/doi.org\/10.2354\/psj.20.31. ((in Japanese))","journal-title":"Primate Res"},{"key":"1286_CR37","doi-asserted-by":"publisher","first-page":"171","DOI":"10.1007\/s10329-009-0177-7","volume":"51","author":"M Nakamichi","year":"2010","unstructured":"Nakamichi M, Onishi K, Yamada K (2010) Old grandmothers provide essential care to their young granddaughters in a free-ranging group of Japanese monkeys (Macaca fuscata). Primates 51:171\u2013174. https:\/\/doi.org\/10.1007\/s10329-009-0177-7","journal-title":"Primates"},{"key":"1286_CR38","doi-asserted-by":"publisher","first-page":"971","DOI":"10.1007\/s10329-021-00948-0","volume":"62","author":"M Nakamichi","year":"2021","unstructured":"Nakamichi M, Ueno M, Yamada K (2021) Male care in a free-ranging group of Japanese macaques (Macaca fuscata). Primates 62:971\u2013980. https:\/\/doi.org\/10.1007\/s10329-021-00948-0","journal-title":"Primates"},{"key":"1286_CR39","doi-asserted-by":"publisher","first-page":"421","DOI":"10.1017\/CBO9781107280533","volume-title":"Mahale chimpanzees: 50 years of research","author":"M Nakamura","year":"2015","unstructured":"Nakamura M, Hosaka K (2015) Orphans and allomothering. In: Nakamura M, Hosaka K, Itoh N, Zamma K (eds) Mahale chimpanzees: 50 years of research. Cambridge University Press, Cambridge, pp 421\u2013432"},{"key":"1286_CR40","doi-asserted-by":"publisher","first-page":"209","DOI":"10.1007\/s10764-010-9462-y","volume":"32","author":"K Onishi","year":"2011","unstructured":"Onishi K, Nakamichi M (2011) Maternal infant monitoring in a free-ranging group of Japanese macaques (Macaca fuscata). Int J Primatol 32:209\u2013222. https:\/\/doi.org\/10.1007\/s10764-010-9462-y","journal-title":"Int J Primatol"},{"key":"1286_CR41","doi-asserted-by":"publisher","first-page":"201","DOI":"10.1007\/s10329-015-0463-5","volume":"56","author":"M Pel\u00e9","year":"2015","unstructured":"Pel\u00e9 M, Petit O (2015) Equal care for own versus adopted infant in tufted capuchins (Sapajus spp.). Primates 56:201\u2013206. https:\/\/doi.org\/10.1007\/s10329-015-0463-5","journal-title":"Primates"},{"key":"1286_CR42","doi-asserted-by":"publisher","first-page":"30","DOI":"10.1086\/412936","volume":"5","author":"ML Riedman","year":"1982","unstructured":"Riedman ML (1982) The evolution of alloparental care and adoption in mammals and birds. Q Rev Biol 5:30\u201340. https:\/\/doi.org\/10.1086\/412936","journal-title":"Q Rev Biol"},{"key":"1286_CR43","doi-asserted-by":"publisher","first-page":"1667","DOI":"10.1016\/0003-3472(95)80020-4","volume":"50","author":"TD Sambrook","year":"1995","unstructured":"Sambrook TD, Whiten A, Strum SC (1995) Priority of access and grooming patterns of females in a large and small group of olive baboons. Anim Behav 50:1667\u20131682. https:\/\/doi.org\/10.1016\/0003-3472(95)80020-4","journal-title":"Anim Behav"},{"key":"1286_CR44","doi-asserted-by":"publisher","first-page":"392","DOI":"10.1037\/0735-7036.115.4.392","volume":"115","author":"G Schino","year":"2001","unstructured":"Schino G, Troisi A (2001) Relationship with the mother modulates the response of yearling Japanese macaques (Macaca fuscata) to the birth of a sibling. J Comp Psychol 115:392\u2013396","journal-title":"J Comp Psychol"},{"key":"1286_CR45","doi-asserted-by":"publisher","first-page":"679","DOI":"10.1163\/156853999501522","volume":"136","author":"JB Silk","year":"1999","unstructured":"Silk JB, Seyfarth RM, Cheney DL (1999) The structure of social relationships among female savanna baboons in Moremi Reserve, Botswana. Behaviour 136:679\u2013703. https:\/\/doi.org\/10.1163\/156853999501522","journal-title":"Behaviour"},{"key":"1286_CR46","doi-asserted-by":"publisher","first-page":"183","DOI":"10.1007\/s00265-006-0249-2","volume":"61","author":"JB Silk","year":"2006","unstructured":"Silk JB, Altmann J, Alberts SC (2006) Social relationships among adult female baboons (Papio cynocephalus) I. Variation in the strength of social bonds. Behav Ecol Sociobiol 61:183\u2013195. https:\/\/doi.org\/10.1007\/s00265-006-0249-2","journal-title":"Behav Ecol Sociobiol"},{"key":"1286_CR47","doi-asserted-by":"publisher","first-page":"1733","DOI":"10.1007\/s00265-010-0986-0","volume":"64","author":"JB Silk","year":"2010","unstructured":"Silk JB, Beehner JC, Bergman TJ, Crockford C, Engh AL, Moscovice LR, Witting RM, Seyfarth RM (2010) Female chacma baboons form strong, equitable, and enduring social bonds. Behav Ecol Sociobiol 64:1733\u20131747. https:\/\/doi.org\/10.1007\/s00265-010-0986-0","journal-title":"Behav Ecol Sociobiol"},{"key":"1286_CR49","doi-asserted-by":"publisher","first-page":"129","DOI":"10.1016\/S0003-3472(05)80762-6","volume":"44","author":"I Tanaka","year":"1992","unstructured":"Tanaka I (1992) Three phases of lactation in free-ranging Japanese macaques. Anim Behav 44:129\u2013139. https:\/\/doi.org\/10.1016\/S0003-3472(05)80762-6","journal-title":"Anim Behav"},{"key":"1286_CR50","first-page":"106","volume-title":"Natural conflict resolution","author":"B Thierry","year":"2000","unstructured":"Thierry B (2000) Covariation of conflict management patterns in macaque societies. In: Aureli F, de Waal FBM (eds) Natural conflict resolution. University of California Press, Berkeley, pp 106\u2013128"},{"key":"1286_CR51","doi-asserted-by":"publisher","first-page":"191","DOI":"10.1007\/BF02692318","volume":"7","author":"B Thierry","year":"1986","unstructured":"Thierry B, Anderson JR (1986) Adoption in anthropoid primates. Int J Primatol 7:191\u2013216. https:\/\/doi.org\/10.1007\/BF02692318","journal-title":"Int J Primatol"},{"key":"1286_CR52","doi-asserted-by":"publisher","DOI":"10.1038\/s41598-021-83667-2","volume":"11","author":"N Tokuyama","year":"2021","unstructured":"Tokuyama N, Toda K, Poiret ML, Iyokango B, Bakaa B, Ishizuka S (2021) Two wild female bonobos adopted infants from a different social group at Wamba. Sci Rep 11:4967. https:\/\/doi.org\/10.1038\/s41598-021-83667-2","journal-title":"Sci Rep"},{"key":"1286_CR53","doi-asserted-by":"publisher","first-page":"481","DOI":"10.1016\/j.infbeh.2005.04.001","volume":"28","author":"A Ueno","year":"2005","unstructured":"Ueno A (2005) Development of co-feeding behavior in young wild Japanese macaques (Macaca fuscata). Infant Behav Dev 28:481\u2013491. https:\/\/doi.org\/10.1016\/j.infbeh.2005.04.001","journal-title":"Infant Behav Dev"},{"key":"1286_CR54","doi-asserted-by":"publisher","first-page":"41","DOI":"10.1016\/j.beproc.2016.05.008","volume":"129","author":"M Ueno","year":"2016","unstructured":"Ueno M, Nakamichi M (2016) Japanese macaque (Macaca fuscata) mothers huddle with their young offspring instead of adult females for thermoregulation. Behav Processes 129:41\u201343. https:\/\/doi.org\/10.1016\/j.beproc.2016.05.008","journal-title":"Behav Processes"},{"key":"1286_CR56","unstructured":"Yamada K (2007) Mother-offspring interactions and social development of offspring in a free-ranging group of Japanese macaques at Katsuyama. Doctoral thesis, Graduate School of Human Sciences, Osaka University (in Japanese)"}],"container-title":["Primates"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s10329-026-01286-9.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s10329-026-01286-9","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s10329-026-01286-9.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,9,3]],"date-time":"2026-09-03T09:49:53Z","timestamp":1788428993000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s10329-026-01286-9"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,9,3]]},"references-count":52,"alternative-id":["1286"],"URL":"https:\/\/doi.org\/10.1007\/s10329-026-01286-9","relation":{},"ISSN":["0032-8332","1610-7365"],"issn-type":[{"value":"0032-8332","type":"print"},{"value":"1610-7365","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,9,3]]},"assertion":[{"value":"9 April 2026","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"30 July 2026","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"3 September 2026","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"The authors have no conflicts of interest to declare.","order":1,"name":"Ethics","label":"Conflict of interest","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"Our behavioral studies on the Katsuyama free-ranging group of Japanese macaques were approved by the Animal Experimentation Committee of Graduate School of Human Sciences, Osaka University.","order":2,"name":"Ethics","label":"Ethical approval","group":{"name":"EthicsHeading","label":"Declarations"}}]}}