Answer:
It was caused by an H1N1 virus with genes of avian origin. Meaning, it came/spread from birds such as North American and wild.
Explanation:
You must go to the US Patent Office
It is the epic, historical "<span>Petition of Right".</span>
North dome is the answer pretty sure
Check out the Human Evolution Blog and search you question there. There is probably more there than I could explain to you :)<span />
