In truth, it is not a paradox. The animals involved all seem perfectly eager participants in heterosexual behaviour, as well, so their reproduction is not compromised. It is, though, a puzzle—for ...
Biomarkers associated with cognitive impairment differ between men and women with chronic kidney disease, according to data ...
Nonhuman primates like bonobos and chimpanzees might engage in same-sex sexual activities to strengthen bonds, particularly ...
Past theories have suggested that animals exhibit SSB to increase group cohesion, to signal dominance among a larger group, ...
I s there a difference in the ways in which men and women experience sexual attraction? According to a recent study of over ...
Sexual desire is a fundamental part of being human and a driving force in many relationships, yet we still don't fully ...
Weizmann Institute researchers say that progesterone and the stress hormone cortisol drive circadian rhythms; when out of ...
The authors even anticipated the connection to sexual dimorphism, noting that these species have more dominance-related ...