. Un manuel populaire des oiseaux des États-Unis et du Canada . il sombre. Vers la mi-août, ils commencent leur migrationstoward vers le sud, à l'occasion de laquelle on peut les voir se déplacer le soir dans des troupeaux dispersés composés de plusieurs hun- NIGHTHAWK. 473 drêds ensemble, et dard après les insectes ou se nourrissant tranquillement, ils avancent vers des climats plus congénaux. Pendant deux ou trois semaines, ces processions le long des rivières et de leurs berges, tendant vers leur destination, sont toujours poursuivies. On voit parfois aussi les différentes espèces de Swallow, — un fa
1263 x 1979 px | 21,4 x 33,5 cm | 8,4 x 13,2 inches | 150dpi
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. A popular handbook of the birds of the United States and Canada . he dark. About the middle of August they begin their migrationstowards the south, on which occasion they may be seen in theevening moving in scattered flocks consisting of several hun- NIGHTHAWK. 473 dreds together, and darting after insects or feeding leisurely asthey advance towards more congenial climes. For two orthree weeks these processions along the rivers and their banks, tending towards their destination, are still continued. Mingledwith the wandering host are sometimes also seen the differentspecies of Swallow, — a family to which they are so much alliedin habits and character; but by the 20th of September thewhole busy troop have disappeared for the season. I have observed Nighthawks flying over the city of St. John, inNew Brunswick, during most of the summer months, and haveknown of the eggs being found frequently on gravel roofs in thatcity. Note. — The Florida Nighthawk (C. virgi7iianus chap-mani), a smaller race, breeds in Florida and westward on theGulf coast. Pl.XI. 1-2 Rock Ptarmigan 3. Partridoe. 4^-5. Passenoer Pioeon6. Ruffed Grouse. PART II.GAME AND WATER BIRDS. Part II.GAME AND WATER BIRDS. CONTENTS. Page Albatross, Yellow-nosed . 277 Wandering . 278 Auk, Great 414 Razor-billed . ._ . . 410 Avocet 106 Baldpate 311 Bittern 99 Corys Least .... 102 Least loi Bob-White 23 Booby 379 Brant 293 BufBe-head 347 Coot 197 Cormorant 369 Double-crested . 372Crane, Little Brown .... 76 Sandhill 77 Whooping 73 Curlew, Eskimo 122 Hudsonian . . .120Long-billed . . .118 Dove, Ground 13 Mourning 11 Zenaida 10 Dovekie 403 Dowitcher 169 Duck, Black 315 Canvas-back .... 336 Harlequin 352 Labrador 302 Lesser Scaup .... 345 Ring-necked .... 346 Page Duck, Ruddy . , . 3.34 Scaup • .34.3 Wood . • 317 Egret .... 84 Reddish . 88 Eider .... 324 Kmg . .329 Northern . 329 Flamingo . . 104 Fulmar 269 Lesser . 271 Gadwall . . 307 Gallinule, Florida . 203 Purple . 201 Gannet .... .37 S Godwit, Hudsoniar
