i5o8 LIFE : OUTLINES OF GENERAL BIOLOGY 



insect {continued) — 



fed plants, experiments on, 162 



visitors, 204 

 insects, origin of, 876 

 insectivorous plants, 157 

 instability from volume and surface 



disproportion, 19 

 instinct, 962 



and intelligence, 553, 624 



chains, 619 



incubatory, 622 



lambing, 619 



limitedness of, 621 

 instinctive activities in series, 616 

 instinctive art, 552 

 instinctive behaviour, 611, 612, 995 

 instinctive behaviour of ants, 613 

 instinctive promptings, 931 

 instinctive societies, 117 

 insurgence of life, 33, 34 

 integration, 228, 672 



of reactions, 520 



skeletal, 673 

 intelligence and instinct contrasted, 



624 

 intelligent actions — ^habituation of, 



605 

 intelligent behaviour, 994 

 internal surface — increase of, 1070 

 inter-relations — 



in lake life, 88 



of bracken, 209 



classified, 106 



of sciences, 1125 



of termites, 207 

 intra-luminescence, 424 

 intra-specific struggle, 1022 

 integration in animals, 673 

 invertebrates, 14 

 islands, evolution on, 1047 

 isolation factor in evolution, 1030 



Jewish Physicians, 1237 

 Jukes family, 1250 

 jumping rabbit, 10 1 

 Jurassic Period, 840, 977 



Kammerer — 



on sex characters, 483, 493, et seq. 



on lizards, 1 1 1 

 katabolism, 11, 12, 321, 459 

 katabolism-ratio, 849 

 kidney-action, 355 

 kinesthetic sense, 608 

 kingdom of man, 1282 

 kite, 371 



Lake-life, 87 



inter-relations in, 88 

 Lamarckian theory of acclimatisation, 



1046 

 Lamarckian transmission of training, 



1002 

 lambing instincts, 618 

 lamb-theft, 618 

 lapsed intelligence, 641 

 larvae — meaning of, 788 

 larval stages — advantages of, 792 

 larval survival, 792 

 law— 



biogenetic, 715, 741 



Lessona's, 758 



Mendel's, 531, iioo 



Malthus, 463 



population, 1271 

 leaf-climbers, 169 

 learning, 608 



associative, 607 



graded, 608 



pre-intelligent, 607 

 Leptinotarsa, 50 

 Lessona's law, 758 

 lethargy — 



of amphibians, 59 



of fish, 59 

 leucocytes manufacturing anti-bodies, 



1062 

 liberating stimulus, 551 

 libido, 1463 



lichen after lichen, 1040 

 life, 10, II 



aerial, 95 



and mind, autonomy of, 646 



ascent of, 817, 886 



aspects, 141 1 



concept of, 1298 



curve of, 758 



environmental factors in, 765 

 functional factors in, 766 

 organismal factors in, 767 



deep-sea, 83 



diagram, 1403 



duration of, 799 



first appearance of, 850 



histories of plants, 758 



insurgence of, 33, 34 



lake, 87 



littoral, 85 



nature of, 445, 665 



phases of, 581 



preserving screens, 1078 



processes, 14 10 



rhythm in, 66 



4 



