American Journal of Biological Anthropology最新文献

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Cover & Editorial Board 封面及编委
IF 2 2区 生物学
American Journal of Biological Anthropology Pub Date : 2026-03-27 DOI: 10.1002/ajpa.70240
{"title":"Cover & Editorial Board","authors":"","doi":"10.1002/ajpa.70240","DOIUrl":"10.1002/ajpa.70240","url":null,"abstract":"","PeriodicalId":29759,"journal":{"name":"American Journal of Biological Anthropology","volume":"189 4","pages":""},"PeriodicalIF":2.0,"publicationDate":"2026-03-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/ajpa.70240","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147579810","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correction to “Entheseal Changes and Activity Patterns in Southern African Hunter-Gatherer/Herders From the Holocene” 更正“全新世以来南部非洲狩猎采集者/牧人的整体变化和活动模式”。
IF 2 2区 生物学
American Journal of Biological Anthropology Pub Date : 2026-03-24 DOI: 10.1002/ajpa.70221
{"title":"Correction to “Entheseal Changes and Activity Patterns in Southern African Hunter-Gatherer/Herders From the Holocene”","authors":"","doi":"10.1002/ajpa.70221","DOIUrl":"10.1002/ajpa.70221","url":null,"abstract":"<p>\u0000 <span>Dinkele, E.</span>, and <span>V. E. Gibbon</span>. <span>2024</span>. “ <span>Entheseal Changes and Activity Patterns in Southern African Hunter-Gatherer/Herders From the Holocene</span>.” <i>American Journal of Biological Anthropology</i> <span>183</span>, no. <span>1</span>: <span>107</span>–<span>124</span>. https://doi.org/10.1002/ajpa.24847.\u0000 </p><p>In Figure 1 (pg. 108), the vegetations labels for “savannah” and “grassland” were reversed in the legend. Savannah should be shown as the northernmost vegetation type, with grassland as the central one. The corrected figure is presented here.</p><p>In the caption for Figure 2 (pg. 112) the color references for the Zone 1 and 2 demarcations were reversed during production. The caption included in our original submission was correct but was altered during the editorial process.</p><p>The corrected caption is: “Illustrations of zone demarcations illustrated on the subscapularis enthesis, with examples of entheseal changes scored using the Coimbra method. (a) <span>Demarcation of Zone 1 (yellow) and Zone 2 (white)</span>; (b) Bone formation score 2 in Zone 1 (unfilled arrow), with erosion score 2 in Zone 2 (black arrow) and cavitation score 1 in Zone 2 (white filled arrow). (c) Macroporosity score 2 in Zone 2 (unfilled arrow) and cavitation score 1 in Zone 2 (black arrow).”</p><p>We apologize for these errors.</p>","PeriodicalId":29759,"journal":{"name":"American Journal of Biological Anthropology","volume":"189 3","pages":""},"PeriodicalIF":2.0,"publicationDate":"2026-03-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/ajpa.70221","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147515204","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Validating Dental Histology for Perinatal Age Estimation Using Human Deciduous Teeth 用人类乳牙评估围产儿年龄的牙组织学验证。
IF 2 2区 生物学
American Journal of Biological Anthropology Pub Date : 2026-03-20 DOI: 10.1002/ajpa.70231
Ani Martirosyan, Javier Irurita, Assumpció Malgosa, Judit Molera, Patrick Mahoney, Xavier Jordana
{"title":"Validating Dental Histology for Perinatal Age Estimation Using Human Deciduous Teeth","authors":"Ani Martirosyan,&nbsp;Javier Irurita,&nbsp;Assumpció Malgosa,&nbsp;Judit Molera,&nbsp;Patrick Mahoney,&nbsp;Xavier Jordana","doi":"10.1002/ajpa.70231","DOIUrl":"10.1002/ajpa.70231","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Objectives</h3>\u0000 \u0000 <p>This study tests the accuracy of dental histology for perinatal age estimation using deciduous teeth from modern human infants of known age. We evaluate whether enamel and dentin incremental structures, particularly the Neonatal Line (NNL), can be used to provide a reliable estimate of chronological age.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Samples and Methods</h3>\u0000 \u0000 <p>Seventeen unerupted deciduous teeth from 14 full-term infants (0–164 days old) were analyzed from the Granada identified skeletal collection in Spain. Thin sections were examined under transmitted light and confocal microscopy to identify the NNL, cross-striations, and von Ebner's lines. Daily secretion rates (DSR) were measured across crown and root to calculate crown formation time (CFT) and root formation time (RFT), which were compared with the documented ages at death.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Mean enamel DSR was 3.38 μm/day, and mean root dentin DSR was 3.24 μm/day. Enamel DSRs varied between tooth types and crown regions. The NNL was identified in all individuals who survived birth and was absent in one stillbirth, confirming its reliability as an indicator of live birth. Prenatal CFTs fell within ranges reported for full-term gestation, supporting the interpretation that all individuals were born at term. Histologically derived ages differed from recorded ages by an underestimation of 8 to an overestimation of 1 day, with a mean difference of 1 day.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>Deciduous dental histology provides an accurate estimate of chronological age for human juveniles in the year after birth. These findings suggest that perinatal age estimates derived from dental histology can be applied in bioarchaeological and forensic contexts.</p>\u0000 </section>\u0000 </div>","PeriodicalId":29759,"journal":{"name":"American Journal of Biological Anthropology","volume":"189 3","pages":""},"PeriodicalIF":2.0,"publicationDate":"2026-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13003199/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147487665","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sex Differences in Bilateral Asymmetry Among Hunter-Gatherers From the Lower Paraná River Wetlands (Argentina) 阿根廷帕拉纳河下游湿地狩猎采集者双侧不对称的性别差异。
IF 2 2区 生物学
American Journal of Biological Anthropology Pub Date : 2026-03-16 DOI: 10.1002/ajpa.70224
Bárbara Mazza, Daniel Loponte, Alejandro Acosta
{"title":"Sex Differences in Bilateral Asymmetry Among Hunter-Gatherers From the Lower Paraná River Wetlands (Argentina)","authors":"Bárbara Mazza,&nbsp;Daniel Loponte,&nbsp;Alejandro Acosta","doi":"10.1002/ajpa.70224","DOIUrl":"10.1002/ajpa.70224","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Objectives</h3>\u0000 \u0000 <p>This study assesses sex differences in subsistence strategies through bilateral asymmetry in the upper and lower limbs of Late Holocene hunter-gatherers from the lower Paraná River wetlands (Argentina).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Materials and Methods</h3>\u0000 \u0000 <p>The sample comprises 55 adult individuals of both sexes. Entheseal changes, linear external measurements, and diaphyseal shape were analyzed to quantify absolute and directional asymmetries. Bivariate and bootstrap analyses were applied to identify sex differences, and Spearman correlations were used to explore relationships between asymmetries across skeletal elements. Comparative data from global hunter-gatherer populations were also considered to contextualize the findings.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Bilateral asymmetry ranged from 0% to nearly 30%, especially in upper limb midshafts. Males showed significantly greater asymmetry than females, particularly in the upper limbs. Right-side dominance was common in both sexes, though left-side dominance also appeared, especially in males. Positive correlations between asymmetries of different bones were more frequent in females, whereas males also displayed negative correlations.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Discussion</h3>\u0000 \u0000 <p>High percentages of bilateral asymmetry are consistent with uni- and bimanual hunting techniques and food processing, possibly beginning in adolescence. Sex differences suggest a division of labor, with males likely performing high-intensity, unilateral tasks and rowing, while females engage in more balanced, bimanual activities. Comparisons with global hunter-gatherers reveal similar asymmetry patterns, though local deviations may reflect adaptations to specific environmental and economic contexts.</p>\u0000 </section>\u0000 </div>","PeriodicalId":29759,"journal":{"name":"American Journal of Biological Anthropology","volume":"189 3","pages":""},"PeriodicalIF":2.0,"publicationDate":"2026-03-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147468680","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cover & Editorial Board 封面及编委
IF 2 2区 生物学
American Journal of Biological Anthropology Pub Date : 2026-03-13 DOI: 10.1002/ajpa.70230
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引用次数: 0
Program of the 95th Annual Meeting of the American Association of Biological Anthropologists 第95届美国生物人类学家协会年会计划。
IF 2 2区 生物学
American Journal of Biological Anthropology Pub Date : 2026-03-13 DOI: 10.1002/ajpa.70227
{"title":"Program of the 95th Annual Meeting of the American Association of Biological Anthropologists","authors":"","doi":"10.1002/ajpa.70227","DOIUrl":"10.1002/ajpa.70227","url":null,"abstract":"","PeriodicalId":29759,"journal":{"name":"American Journal of Biological Anthropology","volume":"189 S81","pages":""},"PeriodicalIF":2.0,"publicationDate":"2026-03-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://onlinelibrary.wiley.com/doi/epdf/10.1002/ajpa.70227","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147444972","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
AABA Task Force on the Ethical Study of Human Remains Recommendations: Proposal for the Management and Oversight of Community Partnership and Ethical Stewardship of Human Remains 美国律师协会人类遗骸伦理研究工作组建议:关于管理和监督社区伙伴关系和人类遗骸伦理管理的建议。
IF 2 2区 生物学
American Journal of Biological Anthropology Pub Date : 2026-03-11 DOI: 10.1002/ajpa.70213
Benjamin M. Auerbach, Fatimah L. C. Jackson, Shamsi Daneshvari Berry, Michael L. Blakey, Jennifer Caldwell, Carter Clinton, Joseph L. Graves Jr, Joseph B. Jones, Ellen M. Lofaro, Ripan S. Malhi, Carmen V. Mosley, Phoebe R. Stubblefield
{"title":"AABA Task Force on the Ethical Study of Human Remains Recommendations: Proposal for the Management and Oversight of Community Partnership and Ethical Stewardship of Human Remains","authors":"Benjamin M. Auerbach,&nbsp;Fatimah L. C. Jackson,&nbsp;Shamsi Daneshvari Berry,&nbsp;Michael L. Blakey,&nbsp;Jennifer Caldwell,&nbsp;Carter Clinton,&nbsp;Joseph L. Graves Jr,&nbsp;Joseph B. Jones,&nbsp;Ellen M. Lofaro,&nbsp;Ripan S. Malhi,&nbsp;Carmen V. Mosley,&nbsp;Phoebe R. Stubblefield","doi":"10.1002/ajpa.70213","DOIUrl":"10.1002/ajpa.70213","url":null,"abstract":"<p>Ethically responsible and culturally acceptable management, study, and stewardship of legacy skeletal and other human remains currently held and managed in scientific institutions is a longstanding concern that, over the length of these collections' existence, has been exiguously addressed. Most recently, the ethical treatment of legacy collections of individuals from the African American community in the United States has been especially highlighted. The American Association of Biological Anthropologists (AABA) created a Presidential Task Force to address these concerns about legacy collections in 2022 by drafting practices and recommendations for policies to be adopted by the AABA and sibling organizations.</p><p>We report on the first ever convergent analysis of research priorities and perspectives on these topics from the communities of biological anthropologists and a national cross-section of African Americans. Based on the surveys and discussions with these communities, all groups expressed a desire to enter a mutual, formal partnership where descendant communities are empowered to make decisions about the study and disposition of legacy collections. Our recommendations focus on promoting dialogue between parties involved through partnerships where desired. To make this possible, institutions should inventory and determine provenance of remains in legacy collections, ascertain the identity of descendant communities, and contact those communities using guidelines we provide. We argue that a default position taken by researchers is that no research need occur without the explicit consent of relevant descendant communities or communities of care. Examples of successful community partnerships are provided, along with new practices in ethical engagement with descendant communities.</p>","PeriodicalId":29759,"journal":{"name":"American Journal of Biological Anthropology","volume":"189 3","pages":""},"PeriodicalIF":2.0,"publicationDate":"2026-03-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12976658/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147436088","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Who Speaks for the Dead? Of Communities and Stewardship in Legacy Collections of Human Remains 谁为亡灵说话?人类遗骸遗产收藏的社区和管理。
IF 2 2区 生物学
American Journal of Biological Anthropology Pub Date : 2026-03-10 DOI: 10.1002/ajpa.70216
Fatimah L. C. Jackson, Benjamin M. Auerbach
{"title":"Who Speaks for the Dead? Of Communities and Stewardship in Legacy Collections of Human Remains","authors":"Fatimah L. C. Jackson,&nbsp;Benjamin M. Auerbach","doi":"10.1002/ajpa.70216","DOIUrl":"10.1002/ajpa.70216","url":null,"abstract":"&lt;p&gt;In this issue of the &lt;i&gt;American Journal of Biological Anthropology&lt;/i&gt;, we present the Recommendations of the AABA Presidential Task Force on the Ethical Study of Human Remains (Auerbach et al. &lt;span&gt;2026&lt;/span&gt;), which we co-chaired starting in the summer of 2021. It has been an honor for us to have been entrusted to lead this endeavor. The Recommendations reflect the deliberations of the members of the Task Force based on the feedback we received from over 3254 self-identified members of the African American community, hundreds of biological anthropologists (including members of the AABA Executive Committee), and many conversations with members of various underrepresented descendant communities, collections managers, curators, the leadership of sibling associations, journal editors, grant agency officials, and members of similar task forces in other anthropological associations and the American Association for Anatomy.&lt;/p&gt;&lt;p&gt;A guiding principle for the members of the Task Force from the outset was that we needed data on which to make recommendations. While we on the Task Force had decades of experience working with human tissues, both in legacy collections and from living participants, we did not want to set out recommendations from our limited experiences and biases. The Task Force determined that the most optimal and novel approach would be to systematically query representative members of descendant communities—the individuals most impacted and least consulted in legacy collections—and biological anthropologists to determine the perspectives of both, to identify areas of congruence, and then to propose possible solutions to the dilemmas posed in the study of human remains stored in scientific laboratories and museums. With thousands of descendant communities, complex histories of how collections were created, as well as different ethical and legal standards across the globe, we knew that we would have to focus on one or two descendant communities for the purposes of creating a workable framework. We understood that this framework would have to provide guidance and executable actions informed by the information we collected while remaining adaptable and flexible.&lt;/p&gt;&lt;p&gt;As we explain in the Recommendations, we chose to engage in conversations with African Americans because of the volume of individuals whose remains are in legacy collections and the urgency of addressing the ethics of their future in these collections. We were motivated by the revelation of the use of recent historical skeletal remains from the 1985 MOVE Bombing in Philadelphia in research and teaching without the permission of either the biological relatives of these individuals or of the larger descendant community. This incident was among many that highlighted the disconnect between the highly heterogeneous African American community whose ancestors were disproportionately represented in these collections and the community of biological anthropologists who were invested ","PeriodicalId":29759,"journal":{"name":"American Journal of Biological Anthropology","volume":"189 3","pages":""},"PeriodicalIF":2.0,"publicationDate":"2026-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12976577/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147436167","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Response to Garcia (2025) 对加西亚(2025)的回应。
IF 2 2区 生物学
American Journal of Biological Anthropology Pub Date : 2026-03-10 DOI: 10.1002/ajpa.70228
Hugo F. V. Cardoso, John Albanese, Yuliet Quintino
{"title":"Response to Garcia (2025)","authors":"Hugo F. V. Cardoso,&nbsp;John Albanese,&nbsp;Yuliet Quintino","doi":"10.1002/ajpa.70228","DOIUrl":"10.1002/ajpa.70228","url":null,"abstract":"&lt;p&gt;We would like to thank Dr. Garcia (&lt;span&gt;2025&lt;/span&gt;) for her reply and to the American Journal of Biological Anthropology for the opportunity to respond to her letter concerning our article “New Challenges and Perspectives on the Long-Term Study and Curation of the Collection of Identified Human Skeletons Housed at the National Museum of Natural History and Science, Lisbon, Portugal” (Cardoso et al. &lt;span&gt;2025&lt;/span&gt;). Our purpose in publishing that article was to bring attention to structural and systemic challenges affecting the conservation of the documented skeletal collection curated at the National Museum of Natural History and Science in Lisbon that we believe are of shared concern to the wider biological anthropology community. We also meant to recommend constructive measures for assessing its integrity, ensuring its long-term scientific value and ethical stewardship, and begin a dialogue on issues relevant to the curation of human skeletal remains everywhere.&lt;/p&gt;&lt;p&gt;We are encouraged to see that our article has “prompted” the Museum to “review procedures and reinforce safeguards already in place” (p. 2) and we welcome any changes in procedures and policies aimed at protecting the integrity of the Lisbon Identified Skeletal Collection and similar collections. In our original article, we specifically avoided singling out the actions of specific individuals, as such an approach is unlikely to be constructive. The issues we raised are systemic, are not due to the actions of any one person, are inherent to other collections, and need to be identified and addressed to maintain collection integrity and the validity of research conducted on them (e.g., Albanese &lt;span&gt;2018&lt;/span&gt;). In this context, we consider it important to clarify our position in response to statements that shift the discussion away from these systemic concerns.&lt;/p&gt;&lt;p&gt;At the outset, we note that Garcia's (&lt;span&gt;2025&lt;/span&gt;) reply frames the discussion in personal terms and attributes responsibility to individual researchers, rather than primarily addressing the factual basis of the concerns we raised. Our paper did not seek to assign personal responsibility. Instead, it focused on the documented issues related to curation—principally the dissociation of adult remains and the conservation of juvenile skeletons. These problems have direct implications for the integrity, usability, and reliability of one of the world's most significant documented skeletal collections, as well as for the institutional responsibilities of the National Museum of Natural History and Science in Lisbon.&lt;/p&gt;&lt;p&gt;Of particular note in Garcia's (&lt;span&gt;2025&lt;/span&gt;) letter is the personalization of her response. Cardoso, Albanese, or Quintino, are named repeatedly, and responsibility is discussed at the level of individual roles or actions—for example, by noting that “H.C. was curator … between 1998 and 2011 and supervised the curation process between 2011 and 2013” (p. 1). This is a misrepresentation of H","PeriodicalId":29759,"journal":{"name":"American Journal of Biological Anthropology","volume":"189 3","pages":""},"PeriodicalIF":2.0,"publicationDate":"2026-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12975314/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147436125","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Phylogenetic Influence on Bone Material Stiffness in the Mandibles of Cercopithecid Primates 尾猿灵长类下颌骨骨材料刚度的系统发育影响。
IF 2 2区 生物学
American Journal of Biological Anthropology Pub Date : 2026-03-09 DOI: 10.1002/ajpa.70223
David J. Daegling, James D. Pampush, Ana C. Duque, Jennifer L. Massimin, William Scott McGraw
{"title":"Phylogenetic Influence on Bone Material Stiffness in the Mandibles of Cercopithecid Primates","authors":"David J. Daegling,&nbsp;James D. Pampush,&nbsp;Ana C. Duque,&nbsp;Jennifer L. Massimin,&nbsp;William Scott McGraw","doi":"10.1002/ajpa.70223","DOIUrl":"10.1002/ajpa.70223","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Objectives</h3>\u0000 \u0000 <p>Variation in the material properties of bone has been linked to functional activity in mammals, including primates. This coheres to the paradigm that skeletal morphology, in general, provides insight into species-specific physical activity patterns. The role of phylogenetic history in conditioning bone material properties, however, is largely unexplored, despite consensus that patterns of morphological variation should be sensitive to degrees of relatedness among sampled taxa.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Materials and Methods</h3>\u0000 \u0000 <p>We collected microindentation hardness data (a measure of bone material stiffness) from the mandibles of five sympatric primate species from Taï Forest, Côte d'Ivoire to test the hypothesis that degree of relatedness, rather than species differences in diet and feeding behavior, is more strongly associated with bone material variation. This hypothesis is tested using a generalized linear mixed model with Bayesian inference.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Phylogenetic distance has a significant association with bone stiffness, with colobines exhibiting more compliant bone than cercopithecines. The alternative hypothesis, that differences in dietary mechanical demands are reflected in bone stiffness variation, is not supported.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Discussion</h3>\u0000 \u0000 <p>While these findings suggest a role for phylogeny in constraining skeletal adaptation, a functional explanation is not necessarily precluded. Ingestive behavioral differences between subfamily members may provide a biomechanical framework for explaining what is, at present, a nebulous invocation of phylogenetic “baggage.”</p>\u0000 </section>\u0000 </div>","PeriodicalId":29759,"journal":{"name":"American Journal of Biological Anthropology","volume":"189 3","pages":""},"PeriodicalIF":2.0,"publicationDate":"2026-03-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147378757","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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