Surgical Sterilization: An Underutilized Procedure for Evaluating the Merits of Induced Sterility

Despite more than 4 decades of effort, research to develop a male chemosterilant for Norway rats, oeve opment ol effect de WI o ~ f e oamage control programs reo-w ngeo b ac6b ros oeaver ano Canaoa geese oy oased on sler .lza! on ol larqel spec es nas met w~tn Im tea no-c nq ster IY sLrq ca y Tne nf oel r v ol many reo. success. This is partly dueto the fact that investigators wingediemales to their p-olygynous territorial male was have assumed. rather than empirically tested, whether the surprising and argued against searching for a male sterilant. reproo-ct ve srrateg es 01 tne target popb.at~ons *ere ~ n t n e oher nanb oearer ano canaodgoose st.ajes v nerabe to tne p anneo rrealmenr Eq-a .y mporlanl. con1 rmeo pre, o-s reports lnal ootn lorm pa r-bonos an0 tnelhoos se ecteo lo no~ce stert l y ~s.a y ~nvo ve a are monogamo~s. Botn snoJ o oe v, nerao e to a ma e cnem ca agent tnat can allecl soc,osexJa oehav ors of !he cnemoster an1 approacn an0 researcn toward lh s goa 6 nuisance In this report, we illustrate how justified. surgically induced sterility circumvents both problems-how it enables one to assess the feasibility and applicability of