GIH
- Habits of animals, [415]
- Habitual activities, [420];
- sense of satisfaction in performance of, [421]
- Haeckel, Prof., plastidules of, [125];
- theory of perigenesis, [159]
- Halictus cylindricus, [90]
- Hamerton, Mr. P. G., on the ignorance of animals, [333]
- Hamilton, Sir Wm., quoted, [470]
- Hancock, Mr. John, on instinct of cuckoo, [437]
- Hasse, E., on bumble-bees, [259]
- Hauser, on cockchafer, [259]
- Haycroft, Mr. J. B., on taste, [250]
- Hearing, sense of, [261]
- Heliconia, [203]
- Helix, nemoralis and hortensis, variation of, [75], [217], [226], [239]
- Helmholtz, Von, on colour, [277];
- on local signs of retina, [308]
- Hen and egg, problem of, [130]
- Hensen, on shrimps, [266]
- Herbert, Prof. T. M., quoted, [471]
- Herdman, Prof., on sea-slug (Doris), [84];
- his modification of pangenesis, [135];
- on warning coloration in nudibranchs, [252]
- Heredity, an organic application of the law of persistence, [62];
- and the origin of variations, [122];
- in protozoa, [123];
- and regeneration of lost parts, [124];
- failure of, [192];
- and instinct, [435]
- Hering, Edward, on organic memory, [62], [475]
- Heron, Sir R., on crossing rabbits, [225]
- Herschell, Sir John, on colour, [277]
- Hertwig, Richard, observations on Infusoria, [39]
- Hicks, on Capricorn beetle, [267]
- Hicks' organ, [267]
- Hickson, Dr., Fig. of eye of fly, [290]
- Hipparion, [118]
- Hippopotamus, instinctive activities in, [423]
- Holland, Sir Henry, on inheritance, [223]
- Homing faculty of bees, [428]
- Horse, two different evolutions of, [118];
- effects of use on digits of, [210];
- sense of pain in, [392]
- Howse, Prof., antennule of crayfish, [259]
- Huber, Pierre, on smell in bees, [257];
- judgment and instinct, [452]
- Huc and Gabet, Messrs., on Llama cow, [333]
- Huggins, Dr., his dog Kepler, [396]
- Humming-birds, [110]
- Humour, sense of, in dog, [406]
- Huxley, T. H., on limitation of variations, [151];
- on neurosis and psychosis, [465]
- Hyatt, Prof., on acceleration and retardation, [221]
- Hybrids, fertility of, [105]
- Hydra, reproduction of, [14], [41];
- Hydra tuba, and medusa of aurelia, [45]
- Hydroids, development of, [46];
- Hymenoptera, antennary structures of, [297];