3 ms·

Yes... in monkeys. Just need to give it a few million years or so.

• WalterBright 6y ago
  Note that smallpox was much less deadly to Europeans than Native Americans.
  • soperj 6y ago
    Because people got variations of the disease (like cowpox)
    • bluGill 6y ago
      More likely because selective pressure in Europe over the years meant that those who had any even partial immunity survived and passed that on, while in north America that pressure was missing.
      • soperj 6y ago
        Why is that more likely?
        • bluGill 6y ago
          Small pox either was around, or something like it that jumped to humans