Now, completely revised and updated, this fascinating guide is better than ever. Providing a complete account of every genus of mammal in all historical time, the sixth edition is 25 percent longer than its predecessor.

Now, completely revised and updated, this fascinating guide is better than ever. Providing a complete account of every genus of mammal in all historical time, the sixth edition is 25 percent longer than its predecessor.

Gives an historical account of the world's mammals since 3,000 B.C., and then provides detailed information about every mammal on earth, divided by genus.

This comprehensive reference work, now in its fifth edition, covers more than 1,100 genera of mammals, including one hundred that did not appear in previous editions, and lists more than 4,000 species.--From publisher description.

This comprehensive reference work, now in its fifth edition, covers more than 1,100 genera of mammals, including one hundred that did not appear in previous editions, and lists more than 4,000 species.--From publisher description.

This comprehensive reference work, now in its fifth edition, covers more than 1,100 genera of mammals, including one hundred that did not appear in previous editions, and lists more than 4,000 species.--From publisher description.

Now, completely revised and updated, this fascinating guide is better than ever. Providing a complete account of every genus of mammal in all historical time, the sixth edition is 25 percent longer than its predecessor.

Gives an historical account of the world's mammals since 3,000 B.C., and then provides detailed information about every mammal on earth, divided by genus.