Worldly Resources
Although there a unique animals, plants, materials, and customs with every region, migration has caused some species to show up all around animals. The ocean has carried seas from the North to the South and the winds have helped birds fly east to west. Even Man has had a role in environmental change through trade of animals and plants. Cultivation and husbandry has forced flora and fauna in unfamiliar areas to prosper and sometimes overtake the natural species.