Surveys some of the land mammals that became extinct naturally, long ago, and their present-day descendants who are threatened with extinction by man and his activities.
- ISBN10 0531110281
- ISBN13 9780531110287
- Publish Date 1 May 1992
- Publish Status Out of Print
- Out of Print 14 October 2009
- Publish Country US
- Imprint Franklin Watts
- Format Hardcover
- Language English