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