Jonathan and Todd join cave biologist Fernando Calderon Gutierrez to assist with his scientific research on the incredible amount of life in this cave which survives on something surprising.

WARNING! Cave diving is extremely dangerous without proper equipment and training. DO NOT attempt to dive in caves without training.

JONATHAN BIRD'S BLUE WORLD is an Emmy Awardwinning underwater science/adventure series featuring underwater cinematographer/naturalist Jonathan Bird.

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Chapters:
0:00 Intro
1:10 Meet Fernando
2:43 Arrive at the Cenote
6:49 Start the Dive
10:30 We find life!
12:17 Remipedes!
17:15 Mystery Substance
20:24 Heading back out
22:10 Back at the makeshift lab
23:18 Conclusion