500
Corn, potatoes, tomatoes, squash, beans, peppers, peanuts, pecans, cocoa beans, vanilla beans, wild rice, cotton, tobacco, turkeys, hummingbirds, rattlesnakes, gray squirrels, guinea pigs
ll
Wheat, oats, barley, Asian rice, sugarcane, lettuce, onions, olives, grapes, peaches, oranges, lemons, coffee, soybeans, dandelions, roses, daisies, cows, horses, goats, sheep, pigs, chickens, sparrows, mice, rats, honeybees, smallpox, influenza, measles, malaria
What was exchanged as a result of the Colombian Exchange?