One of the essential characteristics of living beings is the explosion of variety in their forms that is intrinsically linked to the diversity of the environmen
"[An] extraordinary book. . . . Mr. Gould is an exceptional combination of scientist and science writer. . . . He is thus exceptionally well placed to tell thes
The Cambrian Period records one of the most extraordinary transitions in the history of life. Although animals may have first appeared nearly 700 million years
Owing its inspiration and title to On the Origin of Species, James W. Valentine's ambitious book synthesizes and applies the vast treasury of theory and researc
One of the essential characteristics of living beings is the explosion of variety in their forms that is intrinsically linked to the diversity of the environmen