I thought it looked like a bit of old chicken wire?Could be Mr Ratty. Any droppings nearby? Could be a few things really. I can't judge the hole from that picture. Is that a wire loop to the left of the picture? (I've been playing hidden object games so used to looking for things that are partially hidden lol)
Not to me but he's definately making it known he's free and single!Yaye Mr Gillies! Lovely chap. Does he talk to you? Ours used to make a lovely noise - he used to come onto the doorstep and make noises.