Alone on the endless red-sand desert in the Australian outback, tracking Varanus giganteus, the perentie lizard that grows to be more than six feet long...for desert rat Eric Pianka, such adventures have led to a satisfying, if unusual, way of life, as well as a distinguished career as a field biologist. In The Lizard Man Speaks, Pianka recounts more than thirty years of adventures in reptile studies. He tells of "lizarding"...