Quite simply ...the bull was/is used purely for its do or die attitude...not for its holding power as is the Dogo,s job..Proper bulls have been bred for hundreds of years solely for the die trying attitude that imo would not be in the dogo...There are way more show type Dogo,s than there are pure workers..and thats a fact not a half assed guess..to put it bluntly..the dogo x would produce way more quitters/jackers than a well bred half x bull would produce...why do you think not many pure bulls (apbt) are worked on hogs or big cats...because the little critters try to kill everything they com