3 ms·

Natural selection at work. They were not a good fit for their environment so their environment killed them.

• perseusprime11 10y ago
  selection pressure will help us in the long run.
• bertiewhykovich 10y ago
  They survived, dude -- sorry to frustrate your ghoulish glee.
  • J_Darnley 10y ago
    Curses. Foiled again by modern society.
  • qbrass 10y ago
    Natural selection at work, they were sturdy enough to survive the hazards their ignorance lead them to.