Across
- 2. Loudest animal
- 3. Budding animal
- 6. Bird that can fly backwards
- 7. Most dangerous
- 8. 2010 World Cup predictor
- 9. The most populous
- 11. Sleepiest
Down
- 1. Egg-laying mammals
- 4. Phylum of sea stars
- 5. Smartest
- 7. Shortest living
- 10. Strongest bite