Bulls are stubborn SOBs. LOL

Why in the hell is he misbehaving now? He was good before?

Here's one site that deals with bullmastiffs and garbage:

http://www.bullmastiff.zooclub.ru/8_10e.htm


It seems you have a rather determined breed there. My ex-husband's cousin bred bulls and they're gigantic, stubborn bastards but sweet as pie (as I'm sure you already know ).