- Author: Charles Darwin
- Language: English
- Year: 2008
- Author: Charles Darwin
- Language: English
- Year: 2009
- Author: Charles Darwin
- Language: English
- Year: 1992
- Author: Charles Darwin
- Language: English
- Year: 2006
- Author: Charles Darwin
- Language: English
- Year: 1995
- Author: Charles Darwin Frederick Burkhardt Stephen Jay Gould
- Language: English
- Year: 1996