Quote Originally Posted by village idiot View Post
With the asf's 99% of the time the females will kill the males when you try and return them.

This is just not true. I would say more like 1 out of 10 times, they might fight, and even then, they'll probably get used to it.

I have never had an ASF colony that didn't readily accept other ASFs into it. Male mice, are harder to introduce into ASF colonies. 50% of the time, it's a no go.