Jay covert feather Macaw flight feather Blackbird skull Tawny owl skull Golden pheasant cape feathers Avocet skull Tinamou egg Kittiwake egg Mandarin duck sail feather Bird of paradise display feathers Budgerigar feathers Dunnock egg Great tit egg Quail egg EYEWITNESS In association with THE NATURAL HISTORY MUSEUM, LONDON Written by DAVID BURNIE