Martin, Western . 198 
Meadowlark, Rio Grande . 163 
Meadowlark, Western . 163 
Merganser, American . 42 
Merganser, Hooded . 43 
Merganser, Red-breasted . 43 
Mockingbird, Western . 219 
Murre, California . 18 
Murrelet, Ancient . 16 
Murrelet, Marbled . 16 
Murrelet, Xantus . 17 
Nighthawk, Western . 138 
Nighthawk, Sennett . 138 
Nighthawk, Texas . 138 
Nutcracker, Clarke . 159 
Nuthatch, Pygmy . 227 
Nuthatch, Red-breasted . 227 
Nuthatch, Slender-billed . 226 
Oriole, Arizona Hooded . 164 
Oriole, Bullock . 165 
Oriole, Scott . 164 
Oriole, Sennett . 164 
Osprey, American . 116 
Ouzel, Water . 218 
Owl, Barn . 117 
Owl, Burrowing . 123 
Owl, Elf . 124 
Owl, Ferruginous Pygmy . 124 
Owl, Flammulated Screech . 121 
Owl, Great Gray . 119 
Owl, Hawk . 122 
Owl, Long-eared . 117 
Owl, Pygmy . 123 
Owl, Richardson . 119 
Owl, Saw-whet . 120 
Owl, Screech . 120 
Owl, Short-eared . 118 
Owl, Snowy. 122 
Owl, Spotted . 118 
Owl, Western Horned . 121 
Oyster-catcher, Black . 92 
Oyster-catcher, Frazar . 92 
Parrot, Thick-billed . 125 
Pelican, California Brown . 41 
