Some researchers have concluded that women in the future will not be tall and slim. Some people are just ahead of their time:
Women of the future are likely to be slightly shorter and plumper, have healthier hearts and longer reproductive windows. These changes are predicted by the strongest proof to date that humans are still evolving.
Take nine sirloin steaks, varying in gender, maturation, breed and feed. Add to this the time of year it died and whether it was stressed prior to slaughter. Reckon you could tell the difference? You might be surprised.