Well, a subject with which I am familiar, but, I'm 2000 miles away.
I know Tim Behle, he has good area down in Mc Neal, AZ, but that's almost as far.
Maybe the best bet is to give Scott Huber a call? He's in South Dakota, works animal control, well known on the 'net as Wiley E.
Scott.Huber@state.sd.us
(605) 462 - 6666 office
You might mention my name.
Good luck, Leonard