TY - BOOK AU - Ricklefs, Robert E. AU - ED - ED - ED - ED - SN - 0-7167-3883-X (paperback) SN - 2 PY - 2001///46 CY - New York PB - W.H. Freeman KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Ecology KW - sears0 N1 - Includes bibliographical references; 5 ER -