Dear Dr. Fox - I have a 4-year-old Maltese who has become aggressive toward many dogs the past couple of years. Most of the dogs she met as a puppy seem safe from this behavior. She appears fine when ...

Discover canine aggression types, including territorial and fear aggression, and learn effective training techniques.

A study encompassing some 9,000 dogs demonstrated that fearfulness, age, breed, the company of other members of the same species and the owner's previous experience of dogs were associated with ...