Across
- 4. - Breathing organs for underwater animals.
- 5. - The hottest planet in our solar system.
- 8. - Living components of an ecosystem.
- 11. - Describes bird bones that are light yet strong.
- 14. - A shape that reduces resistance in water or air.
- 15. - Jupiter’s largest moon.
- 17. - A celestial body orbiting a star.
- 19. - Icy body with a tail near the Sun.
- 20. - Rocky object in the asteroid belt.
- 22. - Covering on birds that aid in flight.
- 23. - Thick fat layer for insulation in polar animals.
- 24. - Type of planet like Pluto that hasn’t cleared its orbit.
Down
- 1. - Small rocky or metallic body in space.
- 2. - Opening for air breathing in whales and dolphins.
- 3. - The largest planet with the Great Red Spot.
- 6. - A community of interacting organisms and their environment.
- 7. - Known for its ring system.
- 9. - A natural satellite orbiting a planet.
- 10. - Planet that rotates on its side.
- 12. - Relating to the Sun.
- 13. - Farthest planet, deep blue in color.
- 16. - Non-living parts like soil or water.
- 18. - Copying another animal’s appearance for protection.
- 19. - An animal’s ability to blend into its surroundings.
- 21. - The smallest planet, closest to the Sun.
- 22. - Body parts for steering in fish.