Season 1

1. Saltwater Croc vs. Great White Shark

2004-03-21 • ? min

2. Elephant vs. Rhino

2004-03-21 • ? min

3. Lion vs. Tiger

2004-03-28 • ? min

4. Hippo vs. Bull Shark

2004-04-04 • ? min

5. Wolf vs. Cougar

2004-04-11 • ? min

6. Polar Bear vs. Walrus

2004-04-18 • ? min

7. Siberian Tiger vs. Grizzly Bear

2004-04-25 • ? min

8. Lion vs. Nile Crocodile

2004-05-11 • ? min

9. Anaconda vs. Jaguar

2004-05-18 • ? min

10. Gorilla vs. Leopard

2004-05-25 • ? min

11. American Alligator vs. Black Bear

2004-06-12 • ? min

12. Colossal Squid vs. Sperm Whale

2004-09-12 • ? min