where life is really hard

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Across
  1. 2. Native Americans who live in the cold North
  2. 4. a cattle , a group of animals
  3. 6. leaving them back at the starting point.
  4. 7. an animal living in the northern part of Europe
  5. 8. stay somewhere for a night
Down
  1. 1. none stop, to keep going
  2. 3. keep animals to produce more of the same kind
  3. 5. Support
  4. 6. to continue to exist for a period of time