Part 88

Ortolan, i., 188

Osprey, ii., 30

Ostrich, iii., 287

" American, iii., 291

Ouzel, American Water, ii., 228

" Water, ii., 223

Oven-bird, iii., 18

" Red, iii., 18

Owl, ii., 84

" Barn, ii., 102

" Brazilian, ii., 90

" Brown Fish, ii., 95

" Burrowing, ii., 89

" Day, ii., 84

" Dwarf Eared, ii., 98

" Eared, ii., 91

" European Sparrow, ii., 91

" Hairy-footed, ii., 100

" Kirchhoff's Veiled, ii., 102

" Marsh, ii., 98

" Nocturnal, ii., 99

" Prairie, ii., 90

" Proper, Stone, ii., 87

" Rabbit, ii., 90

" Snow, ii., 86

" Sparrow, ii., 91

" Sparrow-hawk, ii., 85

" Stone, ii., 87