a group of similar animals or plants a species all the living things in a particular area and the way they affect each other an ecosystem causing a lot of damage devastating a situation when a particular animal or plant stops existing extinction the natural home of a plant or animal a habitat a time when an illness suddenly begins an outbreak the protection of plant and animal species conservation able to continue for a long time because it causes little or no damage to the environment sustainable https://339efcb25eb75e967b0d-ff8eeadd950d51fd1fc939dca75b3973.ssl.cf1.rackcdn.com/assets_default.swf