274 



Page. 



Auks 45 



Austral region 8 



Autour k t6te noire 119 



Avocet, American 92 



Avocette d'Am^rique 92 



B. 



Bseolophus bicolor 212 



Balbusard d'Am6rique 128 



Barge de la baie d'Hudson 98 



Marbr^e 97 



Bartramia longicauda 100 



Bec-crois6 & ailes blanches 166 



d'Am^rique 165 



Bec-scie , 64 



B6casse d'Am&ique 93 



B^cassine 93 



de Wilson 93 



Rousse 93 



Bernache commune 77 



du Canada Outarde 76 



Birds of Prey 113 



diurnal 116 



nocturnal 129 



Birds, scratching 106 



Bittern, American 80 



Least 81 



Bitterns 80 



Blackbird, Cow. See Cowbird. 



Crow ; 161 



Red-winged 158 



Rusty 160 



Skunk. See Bobolink. 



Soldier 158 



Yellow-headed 158 



BluebiU, Greater or Lake. See Duck, Greater Scaup. 

 Little or Marsh. See Duck, Lesser Scaup. 



Bluebird 218 



Bob-white 107 



BoboUnk 157 



Bombycilla cedrorum 185 



garrula 185 



BombyciUidae 184 



Bonasa umbellus 108 



Boobies 60 



Boreal region 9 



Bo'sn :. 48 



Botaurinae 80 



Botaurus lentiginosus 80 



Brant 77 



Branta bemicla. 77 



canadensis 76 



Bride, The. See Duck, Wood. 

 Broad-bill. See Duck, Greater Scaup. 



River. See Duck, Lesser Scaup. 



Bubo virginianus 133 



Bucfiphale d'Am&ique 70 



d'Islande 71 



petit 71 



Buffle-head 71 



Bull-bat. See Nighthawk. 

 Bull-head. See Plover, Black-bellied. 



