Learning "the sneeze"—the canine signal that play is just play. The "Puppy Love" Duo The Dynamic: Two adolescent dogs growing up together.

They may move from "loving every dog" to being more "dog selective."

The teen wants to wrestle; the senior wants to nap.

The best "first date." Walking near other dogs without direct contact.

Adolescent Pitties can be "heavy" players. Watch for these signs of a souring relationship: Staring without blinking at other dogs. Trigger Stacking: Too much excitement leading to a scrap.

Give them space to be apart. Absence makes the heart grow fonder.