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extinction – n. the state or situation that results when something (such as a plant or animal species) has died out completely
carcass – n. a bodies of a dead animal
ivory – n. a hard white substance that forms the tusks of elephants and other animals-- it is valuable and sold for making jewelry and other goods
poaching – v. hunting or fishing illegally
savannah – n. a large flat area of land with grass and very few trees especially in Africa and South America
