Index 



Land-birds, arboreal group 

 of, 76. 



terrestrial group of, 76. 

 Lark, Field (European), 168. 



Meadow, 31, 274. 



Shore ^Horned), 167, 171. 

 Lichen, 263. 

 Loon, Common, 68. 



Maryland Ybllow- 



throat, ii, 20, 2$. 

 Murre, 68. 

 Music, of nature, 109. 



popular definition of, III. 



technical definition of, 109. 



Natural Resbarch, what 

 enhances interest in, 26, 

 277. 

 Nest-building, principles that 



govern, 144. 

 Nests, 140. 

 of land-birds, 145. 

 of water fowl, 147. 

 why in trees, 149. 

 Nidification, 139. 

 Nuthatch, White-breasted, 

 13, 21. 



Oak, the, 19. 



Ocean, the, S7, 163. 



Order of development in 



spring, 266. 

 Oriole, Baltimore, 13, 20. 

 Ornithology, marine, relation 



of moon to, 176. 



Osprey (Fish Hawk) , 19a 

 Oven-bird, 15, 20, 25. 

 Oyster-catcher, 65. 



Pelican, 91. 

 Penekese Island, 122. 

 Penguin, 89. 

 Petrel, 93. 



stormy, 13s. 

 Pewee, 13, 21. 

 Phalarope, 66, 84. 

 Phoebe, 21, 229. 

 Plover, Golden, 64. 



Kildeer, 63. 



Piping, 63. 



Semi-palmated, 173. 

 Plovers, 83. 



Rails, 67. 

 Redstart, 11, 20. 

 Robin, 20, 143, 279. 



Sandpiper, Spottbd, 67. 

 Sandpipers, 23, 33, 83, 178. 

 Scientific definition, inade- 

 quacy of, 109. 

 Sea Parrot, 66. 

 Sea Swallow, 121, 134. 

 Skunk cabbage, 262. 

 Snake-bird, 91. 

 Sparrow, Chipping, 6, 21. 



Field, 4, 21. 



Fox, 264. 



Song, 21, 2S9, 278. 



Vesper, 5. 

 Spring, advent of, 253. 



a8s 



