Illustrations xiii 



Page 

 Young herring gull. Young crow blackbirds. Willett snipe's nest. Four hundred eggs 



of the black-headed gull 399 



The egg of a Phoebe (flycatcher) and seven consecutive days' growth of young (life size) 400 



The bird left the nest on the eleventh day 401 



Avocets flying over Henry's Lake, Idaho 402 



Stilts, Henry's Lake, Idaho 403 



Young sandhill crane " 404 



Butterflies feeding on a dead pickerel 405 



Flashlight. Coon taking his own picture 406 



Flashlight. Coon taking his own picture 407 



Combined daylight and flashlight of a porcupine feeding on pond lilies 408 



Flashlight. Albino porcupine pictured on four successive seasons in same bay 409 



Young night heron 410 



A blue-haired quilless porcupine 410 



Mocking bird in Florida orange grove 411 



Cedar bird 411 



Black-headed gull '. 412 



Yellow-leg snipe 412 



Great Northern hare 413 



Wing shooting with a camera. Robin snipe 414 



Bonaparte gulls 415 



Broad-bill duck 416 



Snipe-shooting over decoys 417 



Flashlight. Great blue heron asleep 418 



Flashlight. Snowy owl 419 



Flashlight. Bull moose 420 



Flashlight. Cow moose 421 



Flashlight. Bull moose ; 422 



Map of South America (8 by 11 inches) Supplement 



Arequipa, the chief city of southern Peru 433 



Peruvian station of Harvard College Observatory, near Arequipa 434 



Group of Llamas and their Indian drivers 435 



Lake and glacier in the Aricoma Pass of the eastern Andes 436 



Mule trail of the Inca Mining Company, eastern slope of the Andes 437 



Among the eastern foothills of the Andes 438 



A rubber tree 441 



A camp in the "rubber country" 442 



Curing rubber by smoking it. A native hut, eastern Peru 443 



Natives living on the Tambopata River, a tributary of the Amazon 444 



The Peruvian military camp near the River Madre de Dios * 445 



A group of Chuncho savages on the bank of the Tambopata 447 



Cacao or chocolate trees, Ecuador 45] 



The River Iguazu, where three republics meet 457 



General view of the Falls of Iguazu, from the Brazilian side of the river 458 



An old timer 459 



San Ignacio '. 460 



Gypsy moth caterpillars beneath burlap 460 



Various forms of the gypsy moth 461 



Woodland stripped by gypsy moths 462 



Dead pines. Stripped by gypsy moths 463 



Female brown-tail moths laying eggs on cherry 464 



