If you think a junk yard dog is mean, they're pussy cats in comparison - they have nothing on an upset or scorned woman. My wife, the HR manager for her company brings home horror stories on a regular basis - and it's almost always some woman who was "wronged" by another. These are personal infractions that a man would say "f### you or similar, and it would be over and done and they'd go have a cup of coffee the next day.