As you hurry to pack for vacation, all the familiar implements of traveling come out of the closet -- the luggage, swim trunks, suntan...

Territorialism stems from a dog's perceived ownership and possession of property and resources.

Holding your ground is a leadership value that communicates across species that you are a confident and competent leader.

The tightness creates what's called an "oppositional reflex." This is an involuntary reflex on the part of the dog which resists your pullin