Penguin chick

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Across
  1. 2. Sit on eggs to hatch them
  2. 4. Turned into ice because of extreme cold
  3. 7. A collection of nests
  4. 8. Move into warm comfortable position
  5. 10. A sudden quick movement towards something
  6. 13. Walk by dragging one’s feet
  7. 14. Hold close in one’s arm as a show of love
  8. 16. Wild and dangerous
Down
  1. 1. Ice-skate
  2. 3. Bite something with beak
  3. 4. a flat limb without fingers used in swimming by sea animals
  4. 5. Pick up
  5. 6. Clean feathers with beak
  6. 8. To pass down the throat
  7. 9. A group of chicks
  8. 11. Coming out of shell by breaking shell
  9. 12. Crowd together
  10. 15. Covered in fine soft hair or feathers