"Tougher than anyone else in the flight?" said the elf who pretty much everyone disliked or thought was crazy, present company excepted.

"From MY perspective, blood color is an odd thing to be different. That isn't something particularly typical. The Kaldorei tend to bleed purple, but both trolls and the Sin'dorei bleed red, so that's attributable to Well of Eternity exposure,. Draenei bleed blue and orcs are so dark red it might as well be black, but neither of those races are Azerothian natives. And there's no difference within the races."