Nature words

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Across
  1. 2. A home built by a bird or animal to keep its eggs safe
  2. 5. A soft, light covering that grows on a bird's body
  3. 10. A large hole in the side of a rock or underground
  4. 12. A small green animal that jumps and lives near water
  5. 13. A tiny part of a plant that grows into a new plant
  6. 14. A mountain that can explode and shoot out hot lava
  7. 16. A flat, green part of a plant that grows on branches
  8. 17. Water that falls down from a high place like a cliff
  9. 18. A small fungus that grows on the ground, shaped like an umbrella
Down
  1. 1. A small flying animal that sleeps upside down in the dark
  2. 3. A long animal with no legs that slides along the ground
  3. 4. A thick, hot forest full of trees and wild animals
  4. 6. A long flow of water that moves through the land to the sea
  5. 7. A hard, colourful structure found under the sea where fish live
  6. 8. A beautiful insect with large, colourful wings
  7. 9. A large fish with sharp teeth that lives in the sea
  8. 10. A sea creature with a hard shell and ten legs that walks sideways
  9. 11. A hard, solid piece of stone found in nature
  10. 13. A small creature with eight legs that spins webs
  11. 15. A bird with big eyes that hunts at night