Sheldrake, R., and P. Smart. 1997. Psychic pets: A survey in northwest England. Journal of the Society for Psychical Research, 61: 353–364.

1998. A dog that seems to know when its owner is returning: Preliminary investigations. Journal of the Society for Psychical Research, 62:220–232.

2000. A dog that seems to know when his owner is coming home: Videotaped experiments and ob servations. Journal of Scientific Exploration,14:233–255.

2000. Testing a return-anticipating dog, Kane. Anthrozoos, 13:203–212.

Sherman, R.A., J.C. Arena, C.J. Sherman, and J.L. Ernst. 1989. The mystery of phantom pain: Growing evidence for psychophysiological mechanisms. Biofeedback and Self-Regulation, 14:267–280.

Shreeve, J. June 1993. Touching the phantom. Discover, 35–42.

Simmel, M. L. 1956. Phantoms in patients with leprosy and in elderly digital amputees. American Journal of Psychology, 69:529–545.

Skaite, S.H. 1961. The Study of Ants. London: Longman.

Smith, P. 1989. Animal Talk: Interspecies Telepathic Communication. Point Reyes Station, Calif.: Pegasus Publications.

Sole, R.V., O. Miramontes, and B.C. Goodwin. 1993. Oscillations and chaos in ant societies. Journal of Theoretical Biology, 161:343–357.

Soloman, G.F., and K.M. Schmidt. 1978. A burning issue: Phantom limb pain and psychological preparation of the patient for amputation. Archives of Surgery, 113:185–186.

Spruyt, C.A.M. 1950. De Postduif van A-Z. Gravenhage: Van Stockum.

Stamford, R. G. 1974. An experimentally testable model for spontaneous psi occurrences. Journal of the American Society for Psychical Research, 66:321–356.

Stillings, D. 1983. The phantom leaf revisited: An interview with Allan Detrich. Archaeus, 1:41–51.

Stuart, A.M. 1963. Studies on the communication of alarm in the termite Zootermopsis nevadensis. Physiological Zoology, 36:85–96.

— 1969. Social behavior and communication. In The Biology of Termites, vol. 1, ed. by K. Krishnaand and F.M. Weesner. New York: Academic Press.

Suzuki, D. 1992. Inventing the Future: Reflections on Science, Technology and Nature. London: Adamantine Press.

Thom, R. 1975. Structural Stability and Morphogenesis. Reading, Mass.: Benjamin.

1983. Mathematical Models of Morphogenesis. Chichester: Horwood.

White, I., B. Tursky, and G. Schwartz, ed. 1985. Placebo: Theory, Research and Mechanisms. New York: Guilford Press.

White, R. 1976. The influence of persons other than the experimenter on the subject's scores in psi experiments. Journal of the American Society for Psychical Research, 70:132–166.

Whitehead, A.N. 1933. Adventures of Ideas. Cambridge: Cambridge University Press.

Whyte, L.L. 1979. The Unconscious Before Freud. London: Friedmann.

Wilber, K., ed. 1984. Quantum Questions: Mystical Writings of the World's Great Physicists. Boulder, Colo.: Shambala.

Williams, L. 1983. The feeling of being stared at: A para-psychological investigation. Bachelors thesis, Department of Psychology, University of Adelaide, South Australia. An abstract of this work was published in Journal of Parapsychology, 47 (1983):59.

Wilson, D.S., and E. Sober. 1989. Reviving the superorganism. Journal of Theoretical Biology, 136:337–356.

Wilson, E. O. 1971. The Social Insects. Cambridge, Mass.: Harvard University Press.

Wiltschko, W. 1993. Magnetic compass orientation in birds and other animals. In Orientation and Navigation: Birds, Humans and Other Animals. London: Royal Institution of Navigation.

Wiltschko, W., and R. Wiltschko. 1976. Die Bedeutung des Magnetikompasses fur die Orientierung der Vogel. Journal of Ornithology 117:363–387.

1988. Magnetic orientation in birds. In Current Ornithology, vol. 5, ed. by R.F. Johnston. New York: Plenum Press.