Nature

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Across
  1. 1. an unusual looking fish with no bones or muscles
  2. 7. the kinds of food that a person, animal, or community usually eats
  3. 8. a person who is studying or has expert knowledge of one or more of the natural or physical sciences
  4. 9. living things need this to survive
Down
  1. 2. very interesting
  2. 3. a class of cold-blooded vertebrate animal that includes frogs and toads
  3. 4. the tallest mountain in the world
  4. 5. an organism that survives by living on and feeding off another creature
  5. 6. an animal that naturally preys on others