Genetic clues to how dogs became man's best friends

Two mutations in the melanocortin 2 receptor gene—which is involved in the production of the stress hormone cortisol—may have played a role in the domestication of dogs by allowing them to develop social cognitive skills ...

Dogs' social skills linked to oxytocin sensitivity

The tendency of dogs to seek contact with their owners is associated with genetic variations in sensitivity for the hormone oxytocin, according to a new study from Linköping University, Sweden. The results have been published ...

Conflict between the sexes maintains diversity in brain hormones

Men are from mars and women are from venus? Whiles this stereotype is extreme and controversial, gender differences in behaviour nonetheless are common in nature. Much variation in animal, including human, behaviour is regulated ...

Researchers find epigenetic factor in monogamy for voles

(Phys.org) —A team of researchers at Florida State University has found an epigenetic factor involved in voles' lifelong pair bonding. In their paper published in the journal Nature Neuroscience, the researchers describe ...