User blog comment:Commdor/E3 Coverage of ME3 News Begins/@comment-2250460-20110602222844/@comment-1900300-20110603044738

Whether or not they appear in-game, it is clear that they are important. Female krogan warlords have been named using their fertility as a loyalty tool. And the fertile females under under Wrex have formed their own clan, with a leader that Wrex treats as an equal and implaceable ally. A particularly potent fetile female would be a strong bargining chip or morale booster. It would give the impress that any clan that possesses her will steadily grow in power while their enemies fade.