1482 LIFE: OUTLINES OF GENERAL BIOLOGY 



P. Kropotkin, Mutual Aid, a Factor in Evolution. 1902. 



F. Hempelmann, Tierpsychologie. Berlin^ 1925. 



J. H. Fabre, Social Life in the Insect World. 191 2, 

 S. W. and E. G. Peckham, Wasps, Social and Solitary. Boston, 1905. 

 Langstroth and Dad ant, The Honey-Bee. 1923. One of the best of 

 bee books. 



MIGRATION 



W. Eagle Clarke, Studies in Bird Migration. 2 vols. 

 ♦Arthur Landsborough Thomson, Problems of Bird Migration. 1926. 

 A. S. Pearse, Animal Ecology. 1926. 

 C. Elton, Animal Ecology. 1927. 

 A. Meek, Migrations of Fish. 191 6. 

 R. Collett, On Myodes lemnus (Lemming) in Norway. Proc. Linnean 



Soc, xiii, 1878. 

 W. L. Calderwood, The Life of the Salmon. 1922. 

 JoHANN Schmidt, Report of Eel Investigation. Conseil permanent 



international pour I'exploration de la Mer, xvii, 19 13, and in 



subsequent years. 

 *E. Rabaud, How Animals Find Their Way About. 1988. 



PHYSIOLOGICAL 



W. M. Bayliss, Principles of General Physiology. 1915. 



G. R. DE Beer, Anatomy, Histology, and Development of the Pituitary 



Body. 1926. 

 Growth. 1926. 



A. BiEDL, The Internal Secretory Organs. 191 2. 



W. Pfeffer, Pflanzen-Physiologie. 2nd edition. Leipzig, 1897. A classic. 



Sir J. C. BosE, The Nervous Mechanism of Plants. 1926. 

 Growth and Tropic Movements of Plants. 1929. 



C. M. Child, Individuality in Organisms. Chicago. 1925. Including 

 discussion of Metabolic Gradients. 



A. Dastre, Life and Death. 1911. 



H. H. Dixon, The Transpiration Current. 1914. 



LovATT Evans, Recent Advances in Physiology. 



J. S. Haldane, Mechanism, Life, and Personality. 1913. 



Organism and Environment. Mostly dealing with respiration and 



general questions. 

 The New Physiology. 19 19. 



L. J. Henderson, The Fitness of the Environment. New York, 191 3. 



A. V. Hill, Living Machinery. 



L. T. HoGBEN, Comparative Physiology of Internal Secretions. Cam- 

 bridge, 1927. 

 The Nature of Living Matter. 1930. A defence of Mechanistic 

 Biology. 



E. Hering, On Memory as a General Function of Living Matter. 

 In Samuel Butler's Unconscious Memory. 19 10. 



L. JosT, Plant Physiology. 



Benecke and Jost, Pflanzen-Physiologie. 4th edition. Jena, 1924. 



Sir Arthur Keith, Engines of the Human Body. 1925. 



