00745     2200241   4500001002100000008004100021035002000062245009000082100003300172260005200205300005100257020002300308084001500331520002100346082001200367650001000379650001200389650002100401650001200422650002200434990002300456990002400479INLIS000000000001177                                   Ind    a0010-1118001177  aNesting biology of Mallards in West-Central IllinoiscILLINOIS NATURAL HISTORY SURVEY  aAaron P. Yetter... [et al..]  aIllinoisbIllinois Natural History Surveyc2009  a38 p., ills.; 26 cm.--c38 p., ills.; 26 cm.--  aISBN978-88293-22-1  aSr.598.412  aBibl.: p. 28-37.  a598.412  aDUCKS  aNESTING  aBREEDING METHODS  aBIOLOGY  aANIMAL MORPHOLOGY  a38/MS/2013-mfn2013  a38/MS/2013-mfn52325