| Season 1 |
| # | Title | Air Date |
| 12 | Colossal Squid vs. Sperm Whale | Sun 12 Sep '04 |
| 11 | American Alligator vs. Black Bear | Sat 12 Jun '04 |
| 10 | Gorilla vs. Leopard | Tue 25 May '04 |
| 9 | Anaconda vs. Jaguar | Tue 18 May '04 |
| 8 | Lion vs. Nile Crocodile | Tue 11 May '04 |
| 7 | Siberian Tiger vs. Grizzly Bear | Sun 25 Apr '04 |
| 6 | Polar Bear vs. Walrus | Sun 18 Apr '04 |
| 5 | Wolf vs. Cougar | Sun 11 Apr '04 |
| 4 | Hippo vs. Bull Shark | Sun 04 Apr '04 |
| 3 | Lion vs. Tiger | Sun 28 Mar '04 |
| 2 | Elephant vs. Rhino | Sun 21 Mar '04 |
| 1 | Saltwater Croc vs. Great White Shark | Sun 21 Mar '04 |
