What is Pink?

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Across
  1. 2. A large white bird with a long neck
  2. 5. A colour between red and yellow
  3. 6. A sweet, soft, yellow fruit
  4. 8. It's blue and above us
Down
  1. 1. The time when the day becomes night
  2. 3. A green plant that grows under your feet
  3. 4. A red flower that begins "p"
  4. 7. A pink, red or white flower that has a nice smell