New York: Free Press, 2007. Octavo, dustwrapper, black and white illustrations, maps, remainder mark. WAS $35. One day, while observing elephants at a waterhole in Namibia, the author saw the matriarch suddenly turn, flatten her ears, and lift a leg off the ground. Several other females then turned to face... More about The elephant's secret sense: the hidden life of the wild herds of Africa