Thanks
I didn't even think at these questions because seemed so obvious to me
next week i'll be back home and i'll post the photo xD
A late developer was also another thing that i wanted to discuss, never happened to me but i wanted to hear other experiences about. The fact is that the male is now 13, slowly the hypothesis is becaming less probabile and with that he is in full health, very active (sadly not in what was supposed to be) and quite big in size