hi char, u know i m used to meet many cao.i was in mountain with two of them with another friend ,that they did ot know,but they were so sweety.my friend get shocked cause they were always close to him to get caressess ecc.in their property u have to enter with owner after 4 min caos understand that u re not dangerous and they stopped also to bark.no problems they re equilibrated even if are good guardian.i ll send pic later.bye