The instructions actually mention that you should put a couple of drops of water in every few days when it gets really hot. I think I will add a bit of sugar to send them off their nut.
Wow just had a look and tunnel production has increased, they are packed down the four I made now eating away
maybe, some ants just arn't moving away from the larvae, maybe they are protecting them because they know one is a queen.Could one of the larvae not be a queen?