Green, Tamara, 1945-

Why extinction occurs / Tamara Green. - Bethel, Conn. : Grolier Educational, 2002. - 48p. : ill. ; 29 cm. - Extinct species ; 1. .

Examines extinct species, including prehistoric man, and discusses why extinction happens, as well as how information is gathered on species that existed before humans evolved.

ISBN: 0717255654

Subjects--Topical Terms:
Extinction (Biology).
Extinct animals.