how old do bangaiis have to be?

[scottallert]

what the title says.
i have a small bangaii ill check to see if its a male or female in the morning, if its a male should i get a really large female and hope they breed
how long does it take for them to pair up, and then start popping out babies?
thanks.

 

[scottallert]

wow please delete mods sorry for the 3 posts my comp is slow.