Thats unbelievably disgusting. If someone can do that to 20 animals they are definitely capable of hurting humans.
Find this sociopath & lock em up! whoever it is needs to be kept away from society..
Oh my gosh! I would be devastated and on the brink of spilling blood if that happened to my ducks. Luckily anyone who comes in our yard must face our Hounds of Hell....but goodness I feel bad for them. I can't even imagine what that must be like.