Supervivencia al desnudo

Surviving 21 days naked in the wilderness leads to weird and awkward moments. Check out these top picks, including mortifying naked intros and night-time cuddling gone wrong.

All-stars Laura Zerra and Steven Hall are dropped onto the frigid, snow-covered tundra of Alaska's boreal forest. They work to stave off hypothermia and frostbite while being threatened by moose and porcupine that are also a potential food source.

A long distance hiker and a primitive-lifestyle expert attempt to brave a sweltering Brazilian jungle island for 21 days. They will risk their lives when swimming in the same waters as man-eating anaconda and dangerous stingrays.

Two sets of adventurists attempt to survive 10 days in separate areas of Panama's sweltering jungles. They join forces on Day 11, but tensions rise when one of the survivalists is injured, and the group is threatened by thousands of biting jungle insects.

When a third survivalist crashes the challenge, tension and jealousy are just as threatening as the piranha and jaguars of the Ecuadorian rainforest. Claims that there's more going on than just survival puts everyone's challenge at risk.

A deadly spider bite puts Gwen, an Alaskan homesteader at risk of tapping but she works with her partner to get her revenge, in the 130-degree heat of the Mexican jungle.

All-stars Matt Wright and Gary Golding team up with novices to survive 21 days in South Africa's predator-infested Limpopo Basin. If they fend off cobras and elephants to make it through the first 10 days, the teams can combine to finish the challenge.

A man who has survived attacks from a rattlesnake, a shark and a bear pairs with an expert hunter who happens to be married to all-star Naked and Afraid veteran Matt Wright. Together, they attempt to endure 21 days in predator-infested Mozambique, Africa.

A haunted Colombian rainforest punishes the survivalists with threats from deadly jaguars, 300 species of snakes and relentless biting insects. But their challenge is threatened when they don't heed the curse of the jungle.

The survivalists deal with constant threats from the natural world, but sometimes their most difficult challenges arise when the threat is supernatural.

A mom of four and a veteran take on a predator-infested savanna in Mapungubwe, South Africa. Tensions rise when elephants surround their camp, causing sleep deprivation. The situation becomes even more harrowing when an injury threatens the partnership.

All-stars Jake Nodar and Melissa Miller battle the brutal swamps of Florida in a 21-day challenge. As they endure the stifling humidity and threats from alligators and snakes, one goes missing from camp and a formal search is conducted by authorities.

Two superfans are dropped onto a Mexican island jungle to survive for 14 days. They face venomous snakes, aggressive jaguars and relentless sand flies. Their challenge intensifies when half of the duo goes missing while a storm brews in the distance.

A man and woman in a relationship are the first couple to attempt the 21-day challenge. The couple is dropped into a teeming jungle in Guyana and vows to support each other as they endure biting insects, stifling heat and vicious predators.

A nature-loving mother of three and a solo mountain climber brave a vast cave system to land in the spot where they will try to survive for 21 days.

An army reservist and an EMT are abandoned high in the snow-capped mountains of Colombia where they must brave the elements for 21 days. In addition to territorial pumas and venomous snakes, the duo's biggest threat are the extreme temperature changes.

It takes skill and a lot of courage to make it through the 21-day challenge, but a solid sense of humor is essential for survival. This special highlights the funniest and silliest moments that arise when strangers come together to live naked in the wild.

In the mountainous rainforest of Honduras, a survivalist with an unusual past is paired with a hard-headed police detective to try and survive 21 days, but predatorial jaguars, swarms of fire ants and a debilitating injury threaten their challenge.

A wilderness educator and an IT business owner are paired up to endure 21 days in a brutal Brazilian savanna. They endure a freezing first night in a hastily constructed shelter before deciding to embark on a punishing hike in search of drier land.

The survivors adjust to their new location in the drier area of the Brazilian savannah known as "City of Rocks." The scorching heat makes the area dangerous enough, but a heart-stopping encounter with a jaguar sends the duo into a panic.

Dropped into Guyana's scorching savannah, two Naked and Afraid superfans battle the oppressive heat and relentless insect attacks. Scorching temperatures lead to severe dehydration and force a desperate fan to risk illness by drinking unsanitary fluids.