274 



Auks 45M 



Austral region 8^^ 



Autour h tete noire lift* 



Avocet, American 92 



Avocette d'Amerique 92 



B. 



Baeolophus bicolor 212 



Balbusard d'Amerique 128 



Barge de la bale d'Hudson 98 



Marbree 97 



Bartramia longicauda 100 



Bec-croise a ailes blanches 166 



d'Amerique 165 



Bee scie 64 



B^casse d'Amerique 93 



Becassine 93 



de Wilson 93 



Rousse 93 



Bernache commune 77 



du Canada Outarde 76 



Birds of Prey. 113 



diiu"nal 116 



nocturnal 129 



Birds, scr itching 106 



Bittern, American 80 



Least 81 



Bitterns .' 80 



Blackbird, Cow. See Cowbird. 



Crow " 161 



Red-winged 158 



Rusty 160 



Skimk. See Bobolink. 



Soldier 158 



Yellow-headed 158 



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

 Little or Marsh. See Duck, Lesser Scaup. 



Bluebird 218 



Bob-white 107 



Bobohnk 157 



BombyciUa cedrorum 185 



garrula 185 



BombyciUidse 184 



Bonasa lunbellus 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-bUl. See Duck, Greater Scaup. 



River. See Duck, Lesser Scaup. 



Bubo virginianus 133 



Bucephale d'Amerique 70 



d'Islande 71 



petit 71 



Buffle-head 71 



Bull-bat. See Nighthawk. 

 Bull-head. See Plover, Black-bellied. 



