I have 3 Yorkies. A 7 lbs, Rosie, a 6 lbs, Rocky and a 4pounder Gracie.
My daughter can play rough with Rosie, and she loves it. (She's 15years old)
Also with Rocky. I do tell her to be careful with Gracie because she is the littlest. But all love to run, chase her and have their bellys rubbed.
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My 6 Loves
Sassy, Gracie, Rosie, Rocky.....
Raindrop, and Candy