REFERENCES AND NOTES 



1. Plinius Secundus. Natural History. Ill, Book IX. 



2. Aristotle. Historia Animalium. Books I-IX. 



3. Donaldson, Henry H. The Growth of the Brain. London: 

 Walter Scott, 1895. 



4. Smith, G. Elliot, in Royal College of Surgeons of England, 

 Museum, Descriptive and Illustrated Catalogue of the Physiological 

 Series of Comparative Anatomy. London: Taylor and Francis, 1902, 



PP- 349. 351. 356- 



5. Scammon, Charles Melville. The Marine Mammals of the 'North- 

 Western Coast of North America, Described and Illustrated: To- 

 gether with an Account of the American W hale-Fishery. San Fran- 

 cisco: J. H. Carmany, 1874, p. 78. 



6. von Bonin, Gerhardt. "Brain- Weight and Body- Weight in Mam- 

 mals," Journal of General Psychology, XVI (1937), 379-389- 



7. Lilly, John C. Man and Dolphin. Garden City, N.Y.: Doubleday, 

 1961; London: Victor Gollancz, 1962. 



8. McBride, Arthur F., and Hebb, D. O. "Behavior of the Captive 

 Bottle-Nose Dolphin, Tursiops truncatus," Journal of Comparative 

 and Physiological Psychology ,X1A (1948), 111-123. 



9. Griffin, Donald R. Echoes of Bats and Men. Garden City, N.Y.: 

 Doubleday, 1959. 



10. Kellogg, Winthrop N. Porpoises and Sonar. Chicago: Univer- 

 sity of Chicago Press, 1961. 



11. Lilly, John C, and Miller, Alice M. "Vocal Exchanges between 

 Dolphins; Bottlenose Dolphins 'Talk' to Each Other with Whistles, 

 Clicks, and a Variety of Other Noises," Science, CXXXIV (1961), 

 1873-1876. 



12. Schevill, William E., and Lawrence, Barbara. "Auditory Re- 

 sponse of a Bottlenosed Porpoise, Tursiops truncatus, to Frequencies 

 above 100 KC," Journal of Experimental Zoology, CXXIV (1953), 

 147-165. 



13. Lilly, John C. "Vocal Behavior of the Bottlenose Dolphin," 

 Proceedings of the American Philosophical Society, CVI (1926), 520- 

 529. 



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