I had a box of bird seed on a shelf in my garage, next to a box of nails. One day I go in, and see that all the nails are in a layer in the bird seed box, cove

I had a box of bird seed on a shelf in my garage, next to a box of nails. One day I go in, and see that all the nails are in a layer in the bird seed box, covering up the seed. I can only assume a squirrel did this.