scientific crossword

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Across
  1. 3. knows the answer how many animals live in africa
  2. 6. where we are right now
  3. 7. black and white stripey animal
  4. 8. things in the solar system
Down
  1. 1. majoris the biggest star in the solar system
  2. 2. man's best friend
  3. 4. big grey heavy animal
  4. 5. flying mammal