Hihi, Jaffar - why don't you just write in English, I am an American and most Germans understand English quite well!
Females of the same clan can be kept usually without any problem in big groups - three to nine
Usually three to five ladies, no problem.
Boys are a bit trickier since they can get...umm...competitive? But if there are no females, often OK.
"It's a strange and beautiful world"