There is a very small gap at the very top of the coop, where the rain gutter is. But there is only a 3 inch gap between the coop fencing and our wood fence, that are both 8 ft high. The only thing I think that could possibly fit is either a rat or squirrel. But I wasn't sure if anyone has...
We found an egg on the other side of our chicken coop in between the wood fence and the coop. The nesting boxes are 20ft away from where the egg was found. Something had to have climbed up the side of the coop, went into the hen house, in the nesting box 20 ft away, and the walk through the coop...