In desperate need of protein, Fernando attempts to catch a fish with his bare hands.

Cass and Shannon meet for the first time - naked in Belize - as they begin their 21-day survival challenge.

Cass and Shannon run across an ancient cave system during their 21-day survival challenge in Belize.

Will Jeff stray from his deep religious beliefs in order to stay warm at night, or will he and Eva continue to sleep separately in the cave of black widows?

Vincent's frustrations with Sabrina begin to boil over. Will the pair make it through 21 days together naked and afraid in Bolivia?

Fernando Calderon and Samantha Pearson meet for the first time - naked - in Malaysia.

Water is scarce and the hot sun makes energy levels difficult to maintain.

The mosquitoes in the Amazon jungle are relentless. AK and Tyler have bug bites everywhere - and nakedness takes its toll.

Leeches invade the private parts of these two Naked and Afraid survivalists in Malaysia.

Keith goes after a deadly sea snake even though Alana thinks it is a completely unnecessary risk.

Desperate for drinkable water, Keith and Alana attempt to purify water using hot rocks.

Jeff and Eva arrive in Madagascar and strip down for their 21-day naked survival challenge.

Jeff has a personal vendetta against a lizard in Madagascar. When he finally captures it, what he does next will shock you.

On the first night of their 21-day survival challenge, the castaways are pummeled with rain, soaking them to the core.

The castaways spot a snake under a rock. Will it be their dinner, or will they be its next prey?

While squishing through the muddy jungle, a naked castaway spots a snake and needs her partner's aid.

Carrie and Tom bare all about their 21-day naked and afraid challenge in Cambodia, sharing the intimate details of their experience with Executive Producer Joseph Boyle.

A winning attitude and the survival know-how are what make Trent stand out. Get to know Trent, the regular guy, from his casting tape for Naked And Afraid.

Forrest Galante survived 21 days in Panama's jungle with three partners. Watch to hear his advice to the Naked and Afraid survivalists in the new season of Naked and Afraid!

Carrie and Tom get naked before meeting, for the very first time, to begin their 3-week survival challenge in the wilds of Cambodia.

Just enough awkward conversation gets Angel and Nicole through their Naked Introduction. Watch them strip down and meet for the first time on Day one of the Naked And Afraid challenge!

The fire starter is losing its spark. No fire means no food, no warmth, and no stopping the mosquitos.

Angel and Nicole decide that their first camp is not sustainable. It'll take everything they have mentally and physically, but they are making the trek.

In this never-before-seen extended Naked Confessions clip, Dani and Justin discuss naming their private parts while surviving 21 days on Andros Island.

Forrest shows off his survival skills, finding fresh oysters and whipping up some delicious ceviche.

Naked and Afraid's Samamtha Pearson, who survived 21 days - naked and afraid - in the Malaysian jungle, offers advice to the new Naked and Afraid survivalists taking on the 21-day survival challenge.

Naked and Afraid's Andros Island survivalists Dani and Justin bare all about avoiding "piping up" and getting over being naked together. Hilarity ensues.

Justin and Dani meet at the beginning of their 21 day survival challenge on Andros Island. Though they're in the Bahamas, this is anything but a tropical paradise.

Justin and Dani reach the blue hole, but the rocks are dangerously sharp. As they make camp, they also work to protect their feet on day 1 of their Naked and Afraid challenge.

Robin and Brandon have no choice but to relocate their shelter to avoid sitting under the Chenchen tree. But they're already too late. The black sap has made contact with Brandon's skin, causing painful, blistering burns.

Executive Producer Joseph Boyle gets Dani and Justin to share the naked truth about surviving together on Andros Island.

Things are looking up for Justin and Dani on Day 1. But will drinking water heated by UV rays rather than boiling it come back to bite them in the butt?