Recent research published in the journal Evolution and Human Behavior has highlighted an intriguing facet of family dynamics: girls are just as likely as boys to engage in physical and verbal aggression towards their siblings. The study, which examined into minor forms of violence like hitting, kicking, and yelling, reveals that such behaviors are surprisingly common among siblings and do not exhibit the gender differences typically seen in aggressive interactions outside the family. The primary aim of the new study was to explore the nature of sibling aggression and to determine whether the w…