?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Homosexual+Orientation+in+Males%3A+Evolutionary+and+Ethological+Aspects&rft.creator=Muscarella%2C+Frank&rft.creator=Fink%2C+Bernhard&rft.creator=Grammer%2C+Karl&rft.creator=Kirk-Smith%2C+Michael&rft.subject=Ethology&rft.subject=Evolution&rft.subject=Evolutionary+Psychology&rft.subject=Neuroendocrinology&rft.description=Evolutionary+theory+proposes+that+adaptive+traits+are+reproduced+more+successfully+than+maladaptive+traits.+Accordingly%2C+natural+selection+should+favour+heterosexuality+as+it+facilitates+reproduction+and+the+propagation+of+genes.+However%2C+the+question+becomes%2C+what+has+maintained+homosexuality+in+a+small+but+consistent+percentage+of+the+human+population%3F+Research+into+the+evolutionary+and+hormonal+factors+associated+with+a+homosexual+orientation+have+yielded+provocative+but+inconsistent+results.+It+also+suggests+that+human+sexual+orientation%2C+and+in+particular+homosexual+orientation%2C+is+too+complex+to+be+described+by+one+simple+model+or+a+single+research+discipline.+The+current+paper+treads+a+new+path+and+emphasises+an+integrative+approach+for+the+understanding+of+homosexuality.+The+authors+examine+the+combined+effects+of+evolutionary+factors+and+neurohormonal+processes+on+the+development+of+a+homosexual+orientation.+It+is+suggested+that+research+into+the+topic+could+benefit+from+an+examination+of+and+change+in+some+of+the+assumptions+upon+which+much+past+research+has+been+based.&rft.contributor=Fedor-Freybergh%2C+Peter&rft.date=2001-12&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F2163%2F3%2FNEL220601R01_Muscarella_.pdf&rft.identifier=++Muscarella%2C+Frank+and+Fink%2C+Bernhard+and+Grammer%2C+Karl+and+Kirk-Smith%2C+Michael++(2001)+Homosexual+Orientation+in+Males%3A+Evolutionary+and+Ethological+Aspects.++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F2163%2F