Excellent with our 4 yr old son!awesome muscle tone. very playful and personable. ear markings identical black markings on each ear. call me anytime for more info or pics of her or parents. (the parents here on site.) she is also a little lighter, shorter pup than her bros and sisses, but still just as fast and strong. great for some one with an apartment or condo with limited room! excellent price for a bully too.Sire and dam have excellent bloodlines.