Now, there is a whole new possibility. Maybe the other two got out and got lost? Possible they wandered out to far and got swooped Maybe you don't have a predator at all. Are there any possible escape ways for little silkies?
So sorry you lost another silkie.:( I'd clean out the entire pen incase something is hiding in their and the wrap the hard wire cloth around afterwards.
How long apart did they go missing?
I'm leaning towards a snake. A rat snake came into my chicken coop and ate my broodys eggs. She just stood their clucking her little head off and not doing anything. My big girls or roosters had no interest in it what so ever either. If it WAS a snake, it...