On Christopher Columbus’s second trip he brought items with him from Europe. He planned to colonize the “New World”. This is what started, what is called the “Columbian Exchange”. The term Columbian Exchange came from Alfred W. Crosby in 1972, a social historian. Some of those items he brought were different types of livestock like; horses, pigs, cattle, sheep, goats, chickens and dogs. The livestock that was brought over could be considered a curse and a blessing. The livestock roamed freely and trampled the Indians corn fields and drive the wild game away. For the Navajo’s, sheep and goats became a permanent fixture in their lives. To this day…