Peer-reviewed Articles

1,339 views

Background Regional diversity in the morphology of the H. erectus postcranium is not broadly documented, in part, because of the paucity of Asian sites preserving postcranial fossils. Yet, such an understanding of the initial hominin taxon to spread throughout...

["Anthropology","Paleontology"]
doi:10.7717/peerj.4279
94 downloads
969 views

Vertebrate tracks are subject to a wide distribution of morphological types. A single trackmaker may be associated with a range of tracks reflecting individual pedal anatomy and behavioural kinematics mediated through substrate properties which may vary both in...

["Anthropology","Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.4247
64 downloads
505 views

Social learning provides an effective route to gaining up-to-date information, particularly when information is costly to obtain asocially. Theoretical work predicts that the willingness to switch between using asocial and social sources of information will vary...

["Animal Behavior","Anthropology","Evolutionary Studies"]
doi:10.7717/peerj.4190
83 downloads
794 views

Background Currently, there is limited knowledge about the genetics underlying pigmentary traits in East Asian populations. Here, we report the results of the first genome-wide association study of pigmentary traits (skin and iris color) in individuals of East...

["Anthropology","Evolutionary Studies","Genetics","Genomics"]
doi:10.7717/peerj.3951
84 downloads
806 views

Households are an important location for the transmission of communicable diseases. Social contact between household members is typically more frequent, of greater intensity, and is more likely to involve people of different age groups than contact occurring in...

["Anthropology","Epidemiology","Infectious Diseases","Public Health"]
doi:10.7717/peerj.3958
121 downloads
484 views

Long-term field studies are critical for our understanding of animal life history and the processes driving changes in demography. Here, we present long-term demographic data for the northernmost population of mantled howler monkeys (Alouatta palliata) residing...

["Animal Behavior","Anthropology","Conservation Biology","Ecology","Zoology"]
doi:10.7717/peerj.3547
60 downloads
472 views

The physical environments of captive and wild animals frequently differ in substrate types and compliance. As a result, there is an assumption that differences in rearing environments between captive and wild individuals produce differences in skeletal morphology....

["Anthropology","Zoology"]
doi:10.7717/peerj.3668
97 downloads
823 views

According to the logic of the Trivers–Willard hypothesis, in a human population, if socioeconomic status is transmitted across generations to some extent, and if sons of high-status parents tend to have higher reproductive success than daughters, while daughters...

["Anthropology","Evolutionary Studies","Psychiatry and Psychology"]
doi:10.7717/peerj.3546
820 downloads
3,521 views

Background Facial expressions convey key cues of human emotions, and may also be important for interspecies interactions. The universality hypothesis suggests that six basic emotions (anger, disgust, fear, happiness, sadness, and surprise) should be expressed by...

["Animal Behavior","Anthropology","Zoology","Psychiatry and Psychology","Public Health"]
doi:10.7717/peerj.3413
184 downloads
1,195 views

Background The study of ancient microorganisms in mineralized dental plaque or calculi is providing insights into microbial evolution, as well as lifestyles and disease states of extinct cultures; yet, little is still known about the oral microbial community structure...

["Anthropology","Microbiology"]
doi:10.7717/peerj.3277
2 citations
109 downloads
604 views

Background The Eocene was the warmest epoch of the Cenozoic and recorded the appearance of several orders of modern mammals, including the first occurrence of Euprimates. During the Eocene, Euprimates were mainly represented by two groups, adapiforms and omomyiforms,...

["Anthropology","Biodiversity","Paleontology","Taxonomy","Zoology"]
doi:10.7717/peerj.3239
190 downloads
1,366 views

Background The experience of ‘sensed presence’—a feeling or sense that another entity, individual or being is present despite no clear sensory or perceptual evidence—is known to occur in the general population, appears more frequently in religious or spiritual...

["Anthropology","Neuroscience","Psychiatry and Psychology"]
doi:10.7717/peerj.3149
1 citation
291 downloads
1,291 views

Background Manual anthropometric measurements are time-consuming and challenging to perform within acceptable intra- and inter-individual error margins in large studies. Three-dimensional (3D) laser body scanners provide a fast and precise alternative: within a...

["Anthropology","Anatomy and Physiology","Epidemiology","Public Health","Radiology and Medical Imaging"]
doi:10.7717/peerj.2980
1 citation
103 downloads
668 views

Background Demonstrating the impact that parents have on the fitness of their children is a crucial step towards understanding how parental investment has affected human evolution. Parents not only transfer genes to their children, they also influence their environments....

["Anthropology","Ecology","Evolutionary Studies","Genetics","Public Health"]
doi:10.7717/peerj.2904
3 citations
319 downloads
1,475 views

Background Premastication, the transfer of pre-chewed food, is a common infant and young child feeding practice among the Tsimane, forager-horticulturalists living in the Bolivian Amazon. Research conducted primarily with Western populations has shown that infants...

["Anthropology","Microbiology"]
doi:10.7717/peerj.2660

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