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An accessible yet profound presentation of the mysteries of dolphin
societies is found in the long-awaited paperback edition of Dolphin Societies:
Discoveries and Puzzles, edited by Karen Pryor and Kenneth S. Norris. It covers
acoustics, biophysics, sociobiology, ecology and conservation, and gives the
experienced enthusiast or undergraduate an invaluable introduction to the older
literature, providing a concise yet wide-ranging context for the literature of
the late 1990s. University of California Press, £17.50/$22, ISBN
0520216563.