ILLUSTRATIONS xxi 



PAGE 



140. Barred Owl 181 



141. Great Horned Owl 183 



142. Foot of a Snowy Owl 184 



143. Yellow-Billed Cuckoo 186 



144. Black-Billed Cuckoo 187 



145. Belted Kingfisher 187 



146. Foot of Belted Kingfisher 187 



147. Hairy Woodpecker 189 



148. Foot of Hairy Woodpecker 189 



149. Downy Woodpecker 190 



150. Yellow-Bellied Sapsucker 192 



151. Pileated Woodpecker: 193 



152. Red-Headed Woodpecker 194 



153. Flicker 195 



154. Chuck-WilTs-Widow 197 



155. Nighthawk (upper) and Whip-Poor-Will (lower) 198 



156. Chimney Swift 200 



157. Foot and Tail of Chimney Swift 200 



158. Kingbird 203 



159. Crested Flycatcher 204 



160. Phoebe 205 



161. Wood Pewee 206 



162. Yellow-Bellied Flycatcher 208 



163. Acadian Flycatcher 208 



164. Alder Flycatcher 209 



165. Least Flycatcher 210 



166. Horned Lark 211 



167. Prairie Horned Lark 212 



168. Northern Raven 214 



169. Crow 215 



170. Bobolink (a male in nuptial plumage) 218 



171. Cowbird 219 



172. Red-Winged Blackbird 220 



173. Meadowlark 221 



174. Orchard Oriole 222 



175. Baltimore Oriole 223 



176. Rusty Blackbird 224 



177. Purple Crackle 225 



178. Purple Finch 228 



179. Crossbill 229 



180. Redpoll 230 



181. Goldfinch 231 



182. Pine Siskin 232 



183. Snow Bunting 233 



184. Vesper Sparrow 234 



185. Savannah Sparrow 236 



186. Grasshopper Sparrow 237 



187. Henslow's Sparrow 238 



188. Leconte's Sparrow 239 



189. Sharp-Tailed Sparrow 239 



190. Seaside Sparrow 240 



191. Lark Sparrow 241 



192. White-Crowned Sparrow 242 



