Season 1 (2007)
7.48 avg 6 episodes 7.3 → 8.2 46 min avg
- Big finale
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Leapin' Lizards | 7.3 | 656 |
| 2 | Underground Infestation | 7.1 | 547 |
| 3 | Helen Makes Contact | 7.4 | 527 |
| 4 | Dodo Madness | 7.5 | 517 |
| 5 | Pter-able News | 7.4 | 485 |
| 6 | Future Foe | 8.2 | 524 |
Seasons
Season 2 (2008)
7.66 avg 7 episodes 7.7 → 8.0 46 min avg
- Big finale
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Jurassic Mall | 7.7 | 458 |
| 2 | Mealworms, Indeed | 7.4 | 440 |
| 3 | Catfight | 7.4 | 437 |
| 4 | Underwater Menace | 7.6 | 422 |
| 5 | Silurian Sands | 7.6 | 415 |
| 6 | Traitor Revealed | 7.9 | 416 |
| 7 | Concrete Menagerie | 8.0 | 423 |
Season 3 (2009)
7.70 avg 10 episodes 7.6 → 8.1 45 min avg
- Big finale
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Crocodile Fears | 7.6 | 399 |
| 2 | Haunted House | 7.7 | 399 |
| 3 | Medical Mayhem | 7.8 | 395 |
| 4 | A Gigantic Problem | 7.7 | 388 |
| 5 | Future Epidemic | 7.6 | 365 |
| 6 | For the Birds | 7.8 | 365 |
| 7 | Dragon Tales | 7.5 | 372 |
| 8 | Oh, Brother | 7.6 | 362 |
| 9 | Herd Logic | 7.6 | 342 |
| 10 | The Chase Continues | 8.1 | 372 |
Season 4 (2011)
7.53 avg 7 episodes 7.8 → 7.9 46 min avg
- Big finale
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Back from the Cretaceous | 7.8 | 386 |
| 2 | Be Inconspicuous | 7.6 | 341 |
| 3 | Lockdown | 7.3 | 322 |
| 4 | Breakfast Club | 7.3 | 323 |
| 5 | The Worm | 7.2 | 318 |
| 6 | The Brave Bride | 7.6 | 314 |
| 7 | Surprising Visit | 7.9 | 332 |
Season 5 (2011)
7.65 avg 6 episodes 7.3 → 8.1 47 min avg
- Rising
- Big finale
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Matt's Secret | 7.3 | 321 |
| 2 | The Submarine | 7.3 | 306 |
| 3 | In the Good Old Days | 7.5 | 297 |
| 4 | The Prototype | 7.8 | 301 |
| 5 | The End of the Future: Part 1 | 7.9 | 297 |
| 6 | The End of the Future: Part 2 | 8.1 | 358 |