General culture

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Across
  1. 2. sand a very hight temperature
  2. 5. it's black, big and plays a beatiful
  3. 6. mouse
  4. 8. has 46 cromosomes
Down
  1. 1. the camara, report card, all the things you need
  2. 3. the fastest animal on earth
  3. 4. likes to sleep
  4. 7. in the 20 century they were so much bigger