Across
- 1. A valuable, shiny, yellow metal
- 4. A thick, valuable black liquid that comes from under the ground
- 6. A large, hot area of trees where it rains a lot
- 7. A strong wall built across a river to stop the water
- 10. A place where water falls from a higher area
- 11. An dangerous animal with thick skin and big mouth that lives in the water
- 12. The place where a big river meets the sea and looks like roots
- 13. Move a small boat forward with a short piece of flat wood
- 14. Move forwards, usually continuously and easily
- 15. Very high areas of land with steep sides
- 17. A tropical fish that eats meat
- 19. Very old
- 20. A small body of water that moves in one direction
- 21. A very large body of salty water
- 22. A large body of water that moves in one direction
Down
- 2. Very valuable clear stones
- 3. A type of small animal with fur and long, sharp teeth
- 5. Things that naturally exist in a place and can be used by people
- 8. A kind of huge snake that lives in the water
- 9. A very large area of flat land
- 11. The world’s biggest rodent
- 16. An animal that looks like a cheetah but lives in the forest
- 18. An area of land used to protect wild animals and plants