VOA慢速英语:人们应该杀死一只动物来拯救另一只吗？

controversial – adj. relating to or causing much discussion, disagreement or argument

fascination – n. the act of being very interested in something or someone

logging – n. to cut down trees in an area for wood

reverse – v. to move backward; to make something the opposite of what it was

conservation – n. the protection of animals, plants and natural resources

wipe out – v. to kill or destroy someone or something completely

ecology – n. the field of biology that deals with the relationship of organisms to one another to their environment