Even birds who don't mind the fact that birdhouses built by people don't often look natural might turn up their beaks at these ten weird and bizarre birdhouses.
Cone on . . . Captain . . . Kirk. Get those . . . aliens! The only thing . . . Spock will do . . . is to tell them to . . . live long and . . . pros-purr!
Numbers have been tabulated from February's 2019 Great Backyard Bird Count (GBBC), and the count of participating countries, humans, and birds went up!