Dogs are man's best friend, but they are still animals, and sometimes their wolf-like behavior comes out in aggression. Some kinds of canine aggression to be aware of are resource guarding aggression, ...

Aggression is the number one behavior problem of humans, dogs, cats, and horses (to name but a few mammalian species). It is a perfectly normal survival-necessary behavior when expressed at the right ...

This Passive Aggressive Diaries blog posting is Part Two of the four-part series on why individuals behave passive aggressively. In The Angry Smile: The Psychology of Passive Aggressive Behavior in ...