It was first the coyotes, now the deer, then it will be the squirrels, then the birds, then the bugs and then we will realize that we go out in our backyard, we listen and we hear nothing. Do you know how "Nothing" sounds like? It is the sound of us, The Mighty People, pushing all the animals on their way to extinction.
You say it's the deer population that continues to grow. Have you checked the world population lately? But of course, it is not politically correct to mention Overpopulation, so we put our head in the sand and pretend not to see the elephant in the room.
Check out this story on You Tube which says it best without any words: "The stork is a bird of war"