INDEX. 



Acanthis linaria, 146. 

 Accipiter cooperi, 107. 



velox, 107. 

 Actitis macularia, 96. 

 iEgialitis .semipalmata, 99. 



vocifera, 109. 

 Agelaius phoeniceus, 132. 

 Aggressive coloration, 44. 

 Aigrette plumes, 38. 

 AlauJidffl, 126. 

 Albatross, 18, 19. 

 Alcedinidse, 113. 

 Ampelidic, 161. 

 Ampelis cedrorum, 161. 

 Anatidae, 89. 

 Androdon, 32. 

 Anlilnga.s, 32. 

 Anseres, 89. 



Antrostomus vociferus, 119. 

 Archajoptery.x, 3, 4, 18. 

 Ardea herodias, 91. 



virescens, 92. 

 Ardeidae, 90. 

 Asio accipitrinus, 109. 



wilsonianus, 110. 

 Auk, Great, 20. 



Razor-billed, 20. 

 Auks, 20, 21, 28, 30. 

 Avoeet, 32, 33. 

 Avocettula, 31. 



Bill, the, as a hand, 30. 

 as a musical instrument, 30. 

 as a weapon, 31. 

 sexual adornment of, 30. 

 uses of, 30. 



Birds, altricial, 69. 



ancestors of, 2. 



beauty of, 9. 



bill of, 30. 



biography of, 73. 



characters of, 2. 



colors of, 35. 



distri bution of, 4. 



economic value of, 5. 



eggs of, 68. 



evolution of, 14. 



feet of, 27. 



lield key to, 75. 



flightless, 19. 



grace of, 10. 



how to identify, 71. 



matinQ- of, 65. 



mental development of, 10. 



migration of, 48. 



musical powers of, 10. 



nests of, 65. 



number of species of, 1. 



place ill Nature of, 1. 



prseeocial, 69. 



relation to man of, 5. 



scieiititic value of, 5. 



sonsrs of, 11, 62. 



tail of. 25. 



topography of, 74. 



voice of, 62. 



wings of, 17. 



young of, 70. 

 B^tern. American, 93. 

 Blackbird, Crow, 133. 



Redwinged, 132. 

 Blackbirds, 55, 130. 



189 



