ivory – n. a hard white substance that forms the tusks of elephants and other animals with tusks

conservationist –n. a person who works to protect animals, plants and natural resources to prevent their loss

species – n. a group of animals or plants that are similar and can produce young animals or plants

tourism –n. the industry of providing hotels, restaurants and entertainment for people who travel for pleasure

heritage –n. the traditions, history, art and knowledge of a group or nation

tusk – n. a very long, large tooth that sticks out of the mouth of an animal such as an elephant