I am sorry I don't know how to help. But the only thing that I know is give lots of love. I am sure that it takes time to adjust to have to share him Mommy, just be patient.
Good luck
I will be going thru this in about 4 months.
__________________ Deiter, Cozmo & Lynda 
Yorkie say I Love You with there tail.
Deiter says  Kalina |