Birds believed to be produced by trees, 118 their courtship, 298-300 Birth-marks, belief in, similar to that in magical power of water-finders, 390 experiment by the patriarch Jacob, 391, 399 Mr. Heape on, 398 Bivalve and univalve shells, 143 Bleeding of the nose, Latin hymn to arrest, 343 Blood, amount of, in man's body, 348 coloured blue in scorpions, crustaceans, and molluscs, 346 colourless corpuscles of, 349 colourless, of lower animals, 346 duties of the, 349, 350 emotion and excitement caused by sight of, 345 fascination of, distinguished from cruelty, 344 of the grub of the midge and of the coiled pond-snail, coloured red by hæmoglobin, 346 red corpuscles of, 347 superstitions about, 342, 343 the, and its circulation, 343 _et seq._ the only case of an insect with red, 223, 346 used as an adhesive by Australians, 343 Blood-stream, its pace in man, 348 Blood-vessels, swollen, of molluscs, crustacea, and insects, 340 Bournemouth, various pine trees at, 324 Bower-bird, its play-run, 196 Brain of apes and man, 253 _et seq._ increase of its size means increase of educability, 268 significance of its greater size in man than apes, 257-261 small brains of extinct animals, 259 Brent-geese and tree-geese, 122 Bristle-worms, 79 Browne, Sir Thomas, and the spontaneous generation of mice, 125 Bruno, St., his lily, 165 Bummaloh, or Bombay duck, 359 Bunodes crassicornis, a sea-anemone, 85, 86 Bustard, the courting of the, 199 Buttercup, the white, 165 Cable, author of "Old Creole Days," 55 Canard and cock-and-bull stories, 119 Canine tooth of the Piltdown jaw, discovery of the, 287 Capercailzie, the, 44 Carnelians on the Felixstowe beach, 58 Cedars, 319 Cement stones, 58 Charles II and the globe of fish, 406 Chartreuse, the Grande, 163 Chesil beach, the, 61 Chin, the bony, of man, peculiar to him, 250 Christmas trees, 302 Chyle, the, 333 Circulation, the, of the blood, 348 Cirripedes, the order comprising barnacles, 114 Click-beetles, the adults of wire-worms, 225 Cockle, the common, 146 jumping powers of the, 150 Cœlom, the lymph-holding body cavity, 338 Colours of marine animals, 93 Cone of the Douglas fir (figure), 327 of the Larch (figure), 319 of the Monterey Pine, or Pinus insignis (figure), 325 of the Pinaster (figure), 323 of the Prickly pine, Pinus muricata (figure), 326 (male and female) of the Scots fir (figure), 305 (female) of the Silver fir (figure), 316 (female) of the Spruce or Christmas tree (figure), 318 (modified) of the Yew tree (figure), 310 Cones, globular, of cypress, 330 of juniper, 308, 331 of firs and pine trees, 303 Coniferæ, survey of, 313 tabular statement of their families, sections, and genera, 331 Conifers, the three commonest in England, 308