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B1+ ANIMALS
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a substance obtained by or used in a chemical process
chemical
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terrible damage
destruction
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a place of protection
sanctuary
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ready to attack or start fights
acting in a violent way
aggressive
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the natural environment in which a plant or animal lives
habitat
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a person who knows a lot about something
expert
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to set free
release
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because of
due to
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an animal that is hunted and killed by another for food
prey
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a single person
individual
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happening often or existing in large numbers
common
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the ruling authority for a community
government
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deadly
fatal
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when a type of animal no longer exists
extinction
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to work together
cooperate
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animals or plants may soon disappear from the world
endangered
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about to happen
on the verge of
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well known or easily recognized
familiar
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