Is it the responsibility of the owner of the horse to fence their animal in, or the responsibility of the neighbors to fence the horse out? I have been debating this issue with my father in law who refuses to hold his little sister responsible for her STALLION who is always out, on our property, eating my hay, flowers, and destroying my fences.  Her property is next door and she has a 3 wire barbed wire fence that is very loose.  She operates a small animal rescue on her property and refuses…