phfa14-+Black+Plague

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Black Plague: · Killed 30% to 60% of Europe’s population o 450 million to between 350 and 375 million in 1400 · Took 150 years for population to recover · 3 types: blood cells (most deadly), lungs and lymph nodes · Plague began on Rats on ships, fleas then bit the rats and became infected. The fleas then bit humans infecting more and more humans. The disease was then air borne and spread like wildfire.