Nine Naked and Afraid veterans attempt to survive the deadly jungles of Ecuador's Amazon Basin for 40 days and 40 nights. To make it out alive, they'll have to master the environment, push the limits of human endurance.

The seven remaining survivalists enter week two of their brutal challenge in the Amazon. After two tap-outs in the first four days, their priority is to find food.

Lacey's successful night-fishing plan yields a boost in strength and team morale. But lack of food and sleep at Camp Laguna Negra sees Shannon spiral further downward.

As they approach the halfway point of their brutal 40-day challenge the remaining six survivalists merge into a single team only to be dealt a devastating setback when a deadly bacteria threatens to take out their leader.

Sin Resumen

Sin Resumen

Sin Resumen

After Russell's shocking decision to quit the Amazon challenge, the remaining survivalists struggle to regroup in time for a brutal two-day 15-mile water extraction journey. Electric eels, anaconda and caiman all pose threats in t...