Ward, Peter Douglas, 1949- The call of distant mammoths : why the ice age mammals disappeared / Peter D. Ward. - xviii, 241 p. : ill., map ; 24 cm. ISBN: 0387985727 LCCN: 96048690 Subjects--Topical Terms: MastodonExtinction (Biology) LC Class. No.: QE882.P8 / W37 1997