TY - BOOK AU - Frost,Helen TI - Water bugs SN - 0736808566 : AV - QL472 .F76 2001 U1 - 595.716 21 PY - 2001/// CY - Mankato, Minn. PB - Pebble Books KW - Water bugs KW - sears N1 - Includes bibliographical references (p. 23) and index; 1.6; Perma-Bound Books N2 - Simple text and photographs describes the physical characteristics and habits of water bugs ER -