Biomimicry

1234567
Across
  1. 2. This was created watching pigeons.
  2. 4. Soft robots were created using this animal.
  3. 6. The bullet train was created using this animal.
  4. 7. They used the way whales swim for this invention to fly.
Down
  1. 1. Plants stuck on a dog's fur.
  2. 3. This was used to make self-cleaning materials.
  3. 5. The use of nature to copy and make inventions.