The Biological Roots of Music and Dance : Extending the Credible Signaling Hypothesis to Predator Deterrence [0.03%]
音乐与舞蹈的生物根源：从credible signaling 延伸到防逐威慑理论
Edward H Hagen
Edward H Hagen
After they diverged from panins, hominins evolved an increasingly committed terrestrial lifestyle in open habitats that exposed them to increased predation pressure from Africa's formidable predator guild. In the Pleistocene, Homo transitio...
Let's Play at Digging : How Vigorous Is This Energetic Task for a Young Forager? [0.03%]
挥汗如雨的觅食活动：年轻的觅食者能进行多长时间的挖掘游戏？
Ana Mateos,Guillermo Zorrilla-Revilla,Jesús Rodríguez
Ana Mateos
Extractive foraging tasks, such as digging, are broadly practiced among hunter-gatherer populations in different ecological conditions. Despite tuber-gathering tasks being widely practiced by children and adolescents, little research has fo...
The Early Expression of Blatant Dehumanization in Children and Its Association with Outgroup Negativity [0.03%]
儿童对公然非人化的早期表达及其与外群体负面情绪的关联
Wen Zhou,Brian Hare
Wen Zhou
Dehumanization is observed in adults across cultures and is thought to motivate human violence. The age of its first expression remains largely untested. This research demonstrates that diverse representations of humanness, including a nove...
Intra- and Intersexual Mate Competition in Two Cultures : A Comparison of Women's Response to Mate Competition with Women and Gender-Nonbinary Males in Samoa and among the Istmo Zapotec [0.03%]
性别和跨性别配偶竞争的文化差异对比萨摩亚群岛和伊斯特莫扎波特克的女性在与女性及跨性别人士配偶竞争中的反应
Scott W Semenyna,Francisco R Gómez Jiménez,Paul L Vasey
Scott W Semenyna
The present study examined women's mate competition tactics in response to female and feminine-male rivals in two cultures in which competition against both occurs. In Samoa and the Istmo Zapotec (Southern Mexico), women not only compete wi...
Paternity Uncertainty and Parent-Offspring Conflict Explain Restrictions on Female Premarital Sex across Societies [0.03%]
婚前性行为禁忌的社会差异源自父系不确定性和亲子冲突
Gabriel Šaffa,Pavel Duda,Jan Zrzavý
Gabriel Šaffa
Although norms of premarital sex vary cross-culturally, the sexuality of adolescent girls has been consistently more restricted than that of adolescent boys. Three major theories that attempt to explain restrictions on female premarital sex...
Fertility Dynamics and Life History Tactics Vary by Socioeconomic Position in a Transitioning Cohort of Postreproductive Chilean Women [0.03%]
经济社会地位影响智利后育龄期女性的生育动态和生活史策略
Pablo José Varas Enríquez,Luseadra McKerracher,Nicolás Montalva Rivera
Pablo José Varas Enríquez
Globally, mortality and fertility rates generally fall as resource abundance increases. This pattern represents an evolutionary paradox insofar as resource-rich ecological contexts can support higher numbers of offspring, a component of bio...
From Storytelling to Facebook : Content Biases When Retelling or Sharing a Story [0.03%]
从讲故事到分享在脸书：复述或分享故事时的内容偏差
Alberto Acerbi
Alberto Acerbi
Cultural evolution researchers use transmission chain experiments to investigate which content is more likely to survive when transmitted from one individual to another. These experiments resemble oral storytelling, wherein individuals need...
Being More Educated and Earning More Increases Romantic Interest: Data from 1.8 M Online Daters from 24 Nations [0.03%]
受教育程度更高和收入更高会增加浪漫吸引力的跨国研究：来自24个国家共180万线上 dating 用户的数据
Peter K Jonason,Andrew G Thomas
Peter K Jonason
How humans choose their mates is a central feature of adult life and an area of considerable disagreement among relationship researchers. However, few studies have examined mate choice (instead of mate preferences) around the world, and few...
Political Alliance Formation and Cooperation Networks in the Utah State Legislature [0.03%]
犹他州立法机构的政治联盟形成与合作网络
Connor A Davis,Daniel Redhead,Shane J Macfarlan
Connor A Davis
Social network analysis has become an increasingly important tool among political scientists for understanding legislative cooperation in modern, democratic nation-states. Recent research has demonstrated the influence that group affinity (...
Why People Keep an Intimate Relationship : Investigating Ultimate and Proximate Reasons [0.03%]
人们为什么维持亲密关系——探讨终极原因和直接原因
Menelaos Apostolou
Menelaos Apostolou
Forming long-term intimate relationships constitutes an important aspect of human nature. Within the context of an evolutionary theoretical framework, the current research has attempted to investigate what motivates people to keep an intima...