The pressure of building a shelter is too much for these strong-willed survivalists, but trust and unity are essential in order to make it to the end.

Using cordage to make nets can make all kinds of useful items, like a hammock or clothing. Watch Paolo learn the ropes!

Billy and Ky are having a rough time between sleep deprivation, poor weather and relentless mosquitos, but Ky is getting tired of Billy's whining.

Billy and Ky meet each other for the first time, just before their 21-day naked survival challenge in the swamps of Louisiana.

Learn step-by-step how to make a loincloth from scratch using leftover nutria hide.

Luke and Lindsey meet on day 1 of their Naked and Afraid survival challenge. Will they have what it takes to survive?

This is real. This is legit. And these castaways are running on empty.

From parrot heads to turtle testicles, the survivalists have eaten it all. Relive the craziest eating moments from Naked and Afraid history.

Angela and Darrin sit down with Naked And Afraid Executive Producer Joseph Boyle to discuss 21 days of clashing personalities, animal invasions, and more.

Zack makes good use of his selfie camera and lets out a goofy side during his last week of the survival challenge!

Billy demonstrates how to transform a broken piece of glass into a lethal spear head, creating a weapon better-suited for hunting than a simple wooden spear.

Desperate for protein a few days into the Naked And Afraid challenge, Jake resorts to swallowing grubs whole.

Don't miss a very special Naked and Afraid with James Franco and Seth Rogen this Sun 8/7c.

Paolo learns how to build fire using a bow drill. He quickly learns how much finesse goes into this primitive method - and how much of a pick-me-up it is when you’re successful in making fire!

As Chad’s stamina dwindles, the pair desperately search for a fresh water source in Montserrat.

Lee and Stacey meet each other for the first time in Croatia. Nothing awkward about being naked with a stranger!