Do NOT tolerate Jezebel. Revelation 2:20. Stop eating shellfish. "Invasive" broadly describes anything that intrudes, spreads aggressively where it isn't wanted, or enters the body. The term is most commonly used in ecology for non-native species that damage ecosystems, and in medicine for procedures that break the skin.*Historical facts: After the conquest of the island, Cortés settled in Cuba, where he became a wealthy landowner and served as the mayor of Santiago. He remained there until 1519, when he left Cuba to launch his famous expedition to conquer the Aztec Empire in Mexico.