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BRODIE.
INDEX.
BURCHELL.
- Brodie, Sir B., on the origin of the moral sense in man, 98.
- Bronn, H. G., on the copulation of insects of distinct species, 275.
- Bronze period, men of, in Europe, 128.
- Brown, R., sentinels of seals generally females, 100; on the battles of seals, 500; on the narwhal, 502; on the occasional absence of the tusks in the female walrus, 502; on the bladder-nose seal, 528; on the colours of the sexes in Phoca Grœnlandica, 535; on the appreciation of music by seals, 569; on plants used as love-philters, by North American women, 577.
- Brown, Dr. Crichton, injury to infants during parturition, 244.
- Brown-Séquard, Dr., on the inheritance of the effects of operations by guinea-pigs, 60, 603.
- Bruce, on the use of the elephant's tusks, 507.
- Brulerie, P. de la, on the habits of Ateuchus cicatricosus, 300; on the stridulation of Ateuchus, 306.
- Brünnich, on the pied ravens of the Feroe islands, 424.
- Bryant, Dr., preference of tame pigeon for wild mate, 418.
- , Capt, on the courtship of Callorhinus ursinus, 522,
- Bubas bison, thoracic projection of, 298.
- Bucephalus capensis, difference of the sexes of, in colour, 351.
- Buceros, nidification and incubation of, 454.
- bicornis, sexual differences in the colouring of the casque, beak, and mouth in, 425,
- corrugatus, sexual differences in the beak of, 383.
- Büchner, L., on the origin of man, 3; on the use of the human foot as a prehensile organ, 52; on the mode of progression of the apes, 52; on want of self-consciousness, &c., in savages, 83.
- Bucholz, Dr., quarrels of chamæleons, 357.
- Buckland, F., on the numerical proportion of the sexes in rats, 247; on the proportion of the sexes in the trout, 249; on Chimœra monstrosa, 338.
- Buckland, W., on the complexity of crinoids, 91.
- Buckler, W., proportion of sexes of Lepidoptera reared by, 253.
- Buckinghamshire, numerical proportion of male and female births in, 242.
- Bucorax abyssinicus, inflation of the neck-wattle of the male during courtship, 383.
- Budytes Raü, 212.
- Buffalo, Cape, 508.
- , Indian, horns of the, 505.
- , Italian, mode of fighting of the, 508.
- Buffon, on the number of species of man, 174.
- Bufo sikimmensis, 349.
- Bugs, 281.
- Buist, R., on the proportion of the sexes in salmon, 249; on the pugnacity of the male salmon, 332.
- Bulbul, pugnacity of the male, 360; display of under tail-coverts by the male, 402.
- Bull, mode of fighting of the, 508; curled frontal hair of the, 531.
- Buller, Dr., on the Huia, 208; the attachment of birds, 410.
- Bullfinch, sexual differences in the, 219; piping, 369; female, singing of the, 370; courtship of the, 401; widowed, finding a new mate, 408; attacking a reed-bunting, 412; nestling, sex ascertained by pulling out breast-feathers, 484,
- Bullfinches distinguishing persons, 412; rivalry of female, 420.
- Bulls, two young, attacking an old one, 101; wild, battles of, 501.
- Bull-trout, male, colouring of, during the breeding season, 340.
- Bunting, reed, head feathers of the male, 402; attacked by a bullfinch, 412.
- Buntings, characters of young, 464.
- Buphus coromandus, sexes and young of, 486; change of colour in, 494, 495.
- Burchell, Dr., on the zebra, 545; on the extravagance of a bushwoman in adorning herself, 577; celibacy unknown among the savages of South Africa, 594; on the mar-
