“…Abbreviations: AF, adult female; AM, adult male; FF, foraging female; FM, foraging male; JF, juvenile female; JM, juvenile male; NA, not available; NF, nesting female; SF, stranded female; SM, stranded male; and TP, total protein. The studies are numbered as follows: 1, Deem et al (2006) ; 2, Harms et al , 2007 ; 3, Innis et al (2010) ; 4, Harris et al (2011) ; 5, Honarvar et al (2011) ; 6, Perrault et al (2012) ; 7, Gicking et al (2004) ; 8, Deem et al (2009) ; and 9, Osborne et al (2010) . a 1 = TP by clinical chemistry analyser, fractions by electrophoresis; 2 = clinical chemistry analyser; 3 = TP by clinical chemistry analyser, fractions by electrophoresis; 4 = clinical chemistry analyser; 5 = TP by handheld refractometer, fractions by clinical chemistry analyser; 6 = TP by biuret method, fractions by electrophoresis; present study = TP by biuret method, fractions by electrophoresis; 7 = TP by biuret method, fractions by electrophoresis; 8 = TP and globulin by clinical chemistry analyser, fractions by electrophoresis; and 9 = TP by biuret method, fractions by electrophoresis.…”