?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Conflict+outcome+in+male+green+swordtail+fish+dyads+(Xiphophorus+helleri)%3A+Interaction+of+body+size%2C+prior+dominance%2Fsubordination+experience+and+prior+residency&rft.creator=Beaugrand%2C+Jacques+P.&rft.creator=Payette%2C+Daniel&rft.creator=Goulet%2C+Claude&rft.subject=Animal+Behavior&rft.subject=Ethology&rft.description=The+relative+contribution+of+asymmetries+in+prior+experience%2C+size%2C+and+prior+residency+to+the+determination+of+dyadic+dominance+between+unacquainted+individuals+was+examined+using+pairs+of+green+swordtail+fish%2C+Xiphophorus+helleri.+Four+types+of+encounters+were+staged+between+an+intruder+and+a+smaller+resident%3A+(1)+both+had+experienced+prior+victory%3B+(2)+both+had+experienced+prior+defeat%3B+(3)+the+intruder+had+experienced+prior+victory+and+the+resident+prior+defeat%3B+and+(4)+the+intruder+had+experienced+prior+defeat+and+the+resident+prior+victory.+In+a+fifth+condition+in+which+two+intruders+met%2C+one+was+a+prior+subordinate+and+the+other+a+prior+dominant+smaller+in+size+than+its+opponent.+In+all+these+encounters%2C+the+superiority+in+lateral+surface+of+one+fish+varied+between+0+to+30%25+over+that+of+its+opponent.+Results+showed+that+(1)+when+size+differences+between+contestants+were+within+the+range+of+0-10%25+and+there+was+an+asymmetry+in+prior+social+experience%2C+conflicts+were+essentially+resolved+according+to+prior+experience+with+prior+winners+systematically+defeating+prior+losers%3B+(2)+prior+residency+of+3+hours+was+an+advantage+only+when+both+opponents+had+experienced+prior+defeat+before+meeting+and+when+size+asymmetries+were+small+(e.g.+%3C20%25).+It+was+not+an+advantage+between+prior+winners+or+between+a+prior+winner+and+a+prior+loser%3B+(3)+when+large+size+asymmetries+existed+(e.g.+20-30%25)%2C+size+uniquely+determined+dominance+outcome+and+nullified+other+advantages+or+disadvantages+due+to+prior+social+experience+and+prior+residency%3B+and+(4)+at+intermediate+levels+of+size+asymmetries+(e.g.+10-20%25)%2C+size+partially+cancelled+any+advantage+due+to+a+prior+victory%2C+and+gradually+beacme+the+most+important+factor+in+accounting+for+victories.%0A&rft.publisher=E.J.+Brill&rft.date=1996&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F1953%2F3%2Fbeaugrand-payette-goulet-1996.pdf&rft.identifier=++Beaugrand%2C+Jacques+P.+and+Payette%2C+Daniel+and+Goulet%2C+Claude++(1996)+Conflict+outcome+in+male+green+swordtail+fish+dyads+(Xiphophorus+helleri)%3A+Interaction+of+body+size%2C+prior+dominance%2Fsubordination+experience+and+prior+residency.++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F1953%2F