...unexpected, and (biologically speaking) totally unique. http://allyourtrekarebelongto.us/bloody.htm <-- caution: fanfic Personally I think they must have been aided by medical science and that the ...you had those Sebacians / Peace Keepers that had been taken from Earth yes. Same with Stargate. In part even same with Star Trek itself! Think about the 'Preservers', Sargon's...