Part 25

My Dogs of the Northland, by Egerton Young, 194.

"My friend and neighbor through the year," 268.

Natural history romancers, influence of, 13, 14; methods of, 16, 17.

Nature, an endless experimenter, 24, 139; prodigality of, 27; like a hunter, 27; bound to hit the mark, 28; the tendency to sentimentalize, 108; reaches her ends by devious paths, 110; the thinking of, 152; literary treatment of, 191-208; the interpretation of, 196-201, 203-205; wisdom of, 220.

Newts, migrations of, 219.

Nightingale, carrying nest, 15, 16; song of, 35; song of a caged bird, 35; a song contest, 115.

North American Review, an article in the, 61.

Nuthatch, 162.

Nuts, protective colors of, 251, 252.

Observing, rarity of accurate, 107, 108, 238.

Olaus, his fox and crab story, 106.

Oriole, Baltimore (Icterus galbula), a published account of a nest, 61-63; Scott's experiment with young, 68; its nest a marvel of blind skill, 110; its use of strings in nest-building, 247; an incredible story of, 248; variability of, 259, 260; song of, 259, 260; destructive in vineyards, 261.

Oriole, orchard (Icterus spurius), 260.

Osprey, 137. See also Fish hawk.

Ostrich, 134, 135.

Ousel, water, or dipper, 73.

Oven-bird (Seiurus aurocapillus), walk of, 40; ordinary song of, 40, 41; flight song of, 41, 42.

Peacock, strutting before a crow, 217.

Peckham, George W. and Elizabeth G., their work on the solitary wasps, 116.

Pelicans, driving fish, 216.

Phoebe-bird (Sayornis phoebe), nesting-habits of, 5, 157, 158; nest-building of, 112; cowbird's egg in nest of, 157; an instance of stupidity, 168, 169.

Pigeon, passenger, or wild pigeon (Ectopistes migratorius), flocks of, 96, 97.

Pike, 127.

Plants, intelligence of, 128, 129.

Plover, ring, rejecting counterfeit eggs, 227, 228.

Poison, fear of, 140.

Poisoning among animals, 105, 106.

Porcupine, its lack of wit, 3, 186; an encounter with a, 242-244; easily killed, 244; stories of rolling into a ball, 244, 245; C. G. D. Roberts on, 245, 246.