Research into human sexual behaviour has long relied on self-report instruments, ranging from interviewer-administered questionnaires to self-administered diaries. Traditional face-to-face interviews, ...
Add Yahoo as a preferred source to see more of our stories on Google. Japanese macaques at Joshin-etsu National Park in Japan. (Peter Adams / Getty Images file) Humans are far from the only primates ...
A new study, published today by the scientific journal Nature Ecology & Evolution, provides an interesting overview of the relative frequency in which same-sex behaviors have been observed in an ...
Humans are far from the only primates engaging in same-sex sexual activity. A new study found instances in which 59 nonhuman primate species, including bonobos, chimpanzees and macaques, have taken ...
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