Populations, species, and evolution an abridgment of Animal species and evolution - Mayr, Ernst, 1904-2005. (Cambridge, Mass. Belknap Press of Harvard University Press, 1970)
1963 ed. published under title: Animal species and evolution.
Includes bibliographical references (p. 427-444) and index.
Keywords: Animal species; Animals -- Variation; Evolution (Biology); Species Specificity; Biological Evolution