Biodiversity

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Across
  1. 4. The disappearance of all members of a species from Earth
  2. 5. A species that could become endangered in the near future
  3. 8. The loss of a natural habitat
  4. 9. The number of different species in an area
  5. 10. The breaking of a habitat into smaller, isolated pieces
Down
  1. 1. A species that survives the survival of many others in an ecosystem
  2. 2. The mating of endangered animals in zoos or preserves
  3. 3. A structure in an organism's cells that carry its hereditary information.
  4. 6. A species in danger of becoming extinct in the near future
  5. 7. The illegal killing or removal of wildlife species.