ACB
- Baboon, experiments with, [352]
- Bacilli attacked by leucocytes, [439]
- Bacillus violaceus, [80]
- Bailey, Mr. E. H. S., on taste, [251]
- Balbiani on Chironomus, [137]
- Balistes, [179]
- Barrett, Mr. W. F., on sensitive-flame experiment, [298]
- Barrier, geographical, [99];
- time, in physiological isolation, [105]
- Barrington, The Hon. Daines, on song of linnet, [454]
- Bateson, Mr. W., on lateral line, [252];
- on fishes hunting by scent, [256];
- on smell in shrimps, etc., [260];
- on hearing in fishes, [264];
- on hearing in Anomia, [265];
- on sight in fishes, [286];
- on rockling and sole, [352];
- on fascination in fishes, [388]
- Bats, tabulated measurements of wing-bones of, [65]-[73];
- wings, fortuitous variations in, [235];
- experiment with, [247]
- Beauty, standard of, [206];
- Beaver, change of habit in, [445]
- Beccari on gardener bower bird, [408]
- Becker, Alexander, on variations in the balance of life, [112]
- Bees, divergent development of, [58];
- cuckoo, [90];
- latency in, [228];
- sense of taste, [253];
- sense of smell, [257];
- smell-hollows, [259];
- eyes and eyelets of, [289];
- intelligence of, [357];
- colour preferences in, [408];
- homing faculty in, [428];
- neuter insects, [440]
- Beetles of Madeira, [81];
- stag-, variability of male, [180];
- observations on dung-, [368]
- Begging in dogs, [345]
- Berkeley, Bishop, quoted, [475]
- Bert, M. Paul, limits of sensibility to light, [296]
- Bidie, Mr. George, anecdote of cat, [370]
- Binet, M., "Psychic Life of Micro-organisms," [360]
- Birds, influence of food-yolk on development of, [56];
- divergence among, [97];
- breeding area of comparatively restricted, [101];
- humming, Duke of Argyle on, [110];
- destruction of eggs of, [189];
- game-, white and black crossed, [225];
- taste in, [251];
- smell in, [256];
- hearing in, [264];
- sight in, [284];
- colour-vision in, [285];
- gardener bower, [408];
- humming, nests of, [408];
- perfect instincts of prœcoces, [424];
- love antics of satin bower, [450];
- nests of, [453];
- song of, [454]
- Blochmann on the development of the drone, [153]
- Blood, circulation of, [22]
- Body as distinguished from reproductive cells, [131]
- Boll and Kühne, Messrs., on retinal purple, [276]
- Bolton, Miss Caroline, on the bat, [247]
- Bombus muscorum, [90];
- Bombyx quercus, [258]
- Bower bird, [408], [450]
- Brain, [31];
- decreased, of rabbits and ducks, [171];
- a microcosm, [491]
- Brehm's, Thierleben, quotation from, [405]
- Brine shrimp, modified by salinity of water, [164]
- Brooks, Prof. W. K., his modification of pangenesis, [134];
- on the greater variability of the male, [237]
- Brown, Prof. Crum, on sense of acceleration, [270]
- Browne, Sir J. Crichton, on ducks, [171]
- Budding, reproduction by, [42];
- in relation to heredity, [128]
- Bull, "Favourite," prepotent, [227];
- Bunyan, John, on gateways of knowledge, [311]
- Butler, Mr. Samuel, on organic memory, [62], [475]
- Butterfly, protective resemblance in, [86];