Two hormones drive anemonefish fathering, aggression

Two brain-signaling molecules control how anemonefish dads care for their young and respond to nest intruders, researchers report in a new study. Because there are many similarities in brain structure between fish and humans, ...

The hormone that could be making your dog aggressive

For some dog owners, a leisurely walk can turn stressful the moment their canine companion sees another pup walking by. Dogs with what is known as "leash aggression" may bark, growl or lunge at other dogs during walks, setting ...

Anemonefish dads further fathering research

Like the father in "Finding Nemo," anemonefish dads will do almost anything to support their offspring. Their parenting instincts are so strong that if you give a bachelor anemonefish a scoop of anemonefish eggs from an unrelated ...

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 ...