Sleep in Animals

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Across
  1. 5. at risk for harm or attack
  2. 6. Bother
  3. 8. To wake up
  4. 9. to break down
Down
  1. 1. Sleep
  2. 2. a place to rest at night
  3. 3. Hole or tunnel
  4. 4. mammal with a pouch
  5. 7. To practice
  6. 10. to fall or tumble