Dangerous Encounters

Reptile expert Brady Barr sets out to measure the bone-crushing capacity of a wild Nile crocodile whose jaws may be the most powerful on earth.

The False Gharial of Borneo, the Chinese Alligator and the Philippine Crocodile are incredibly shy creatures. Merely seeing one in the wild is rare, but catching one? Brady Barr faces his toughest assignment yet.

National Geographic reptile expert Brady Barr is on the trail of a mysterious beast some say is a dinosaur, a brontosaurus-like creature reminiscent of Scotland's Loch Ness monster. Brady's research pays off in a face-to-face encounter.

NGC herpetologist Brady Barr searches for the dens of the most deadly animals: Chinese alligators, American black bears, snakes in South Africa and sharks off Maui's coast.

Herpetologist Brady Barr examines seven of the planet's most dangerous and venomous snakes to determine which is the deadliest. Included: king cobras; black mambas.

Reptile expert Brady Barr designs a unique protective suit that will allow him to work closely with unrestrained crocodiles in Tanzania. But first, he tests the suit on other animals like grizzly bears, wolves and rodeo bulls.

Reptile expert Brady Barr heads to Tanzania to test a specially designed suit that will allow him to approach Nile crocodiles. Will it pass the test?

NGC reptile expert Brady Barr goes in search of the biggest wild crocodile. A specially designed laser device with a built-in HD camera let's Brady measure these huge creatures.

Reptile expert Brady Barr sets out to measure the bone-crushing capacity of a wild Nile crocodile whose jaws may be the most powerful on earth.

Dr. Brady Barr is bitten by a large python while filming in a partially underwater snake cave on an island in Indonesia.

Dr. Brady Barr is bitten by a large python while filming in a partially underwater snake cave on an island in Indonesia.

NGC herpetologist Brady Barr dons a specially designed 200-pound Kevlar suit covered in hippo dung and mud on a mission to extract sweat from a wild hippo.

NGC herpetologist Brady Barr tracks the Komodo dragon, a fierce predator with razor-sharp teeth that can consume 80 percent of its body weight in a single meal.

Highlights from some of Dr. Brady Barr's greatest adventures are featured.

Something is blinding American Crocodiles living in Costa Ricas Tarcoles River and Brady Barr is on the case. What could be causing this devastating condition? Turns out-- the Tarcoles River is one of the most polluted waterways in South America. Could deadly pollutants be the smoking gun or is something even more sinister at work?

Plunging to extreme ocean depths, braving frigid waters, and dodging razor sharp teeth, Brady Barr is on a quest to get close up to one of the worlds most mysterious, deep-sea sharks- the giant sixgill shark.

Journey to Kruger National Park with Dr. Brady Barr and discover how rising water levels in the Olifants River are threatening the largest concentration of Nile Crocodiles in Southern Africa.

Typically they fit in the palm of your hand, but some salamanders grow to human-sized proportions. To determine the king of all salamanders, Dr. Brady Barr goes in search of the "big four" of giant salamanders.

Cave ins, flash floods, bats and noxious levels of carbon dioxide couldnt keep National Geographic Herpetologist Dr Brady Barr from his quest for a twenty-foot python. Not even the memory of the traumatic bite from a 12-foot python could keep him away. This time he prepares himself for the dangers that lie in the cave with a visit to Bracken Cave in Texas home to 20 million bats that raise the carbon dioxide levels treacherously high with every exhale, not to mention their guano. Then Bradys back in Indonesia, dodging deadly vipers, trudging through waist deep guano and heading into the cave where he was bitten a year ago in search of a monster python. Hes going deeper, braving the dangers of the cave and using new techniques to try to capture one of the biggest snakes he has ever captured in his career.

Dr. Brady Barr steps out of his element to study a barnyard animal that's turned into an invader - the feral hog. With a bite force as strong as a wolf's, and a tendency to reproduce like rabbits, these hogs have become an epidemic problem.

Australia is home to some of the most venomous creatures on the planet. In fact, there are more toxic animals per square foot here than anywhere else. What is it about this place? To find out, Dr. Brady Barr teams up with local experts to come face to face with seven deadly creatures and uncover the how and why behind their lethal punch. In countdown format, Brady will rank each animal in four categories: venom, attitude, chance of contact, and death toll. Which animal will he crown the number one venomous culprit in Australia?

A look at wildlife in the American West, including pumas; western diamondback rattlesnakes; bison; and golden eagles.

A look at ambush predators that use speed to capture their prey. Included: snakes; crocodiles.

The host tracks brown bears and polar bears.

The host studies electric eels in the Central Suriname Nature Preserve in South America.

Huge Humboldt squid, up to six feet long, are expanding into thousands of square miles of new territory, threatening commercial fisheries, and reportedly attacking divers! Yet we know almost nothing about them. Brady collaborates with researchers to undertake a high-risk mission to capture a squid unharmed, and attach National Geographics state-of-the-art Crittercam.

The host tracks brown bears in the Alaskan rain forest.

Brady Barr wants to discover what the American bovines are capable of and to understand why they can be so dangerous.

Dr. Brady Barr responds to animal nuisance calls with some of the most notorious pet threat offenders.

Every year, we push deeper and deeper into the wild, creating havoc for other species. But some are turning the tables - making their living not only in spite of us, but off of us. Every night, they raid our suburbs, our dumpsters, even our homes, and find more and more ingenious ways to turn our food - into theirs. Dr. Brady Barr is on the hunt to track down these animals, discover their unique abilities, and test a few theories that just might keep them from becoming backyard bandits.

Dr. Brady Barr plunges into the turquoise waters in search of nurse sharks, sting rays and other beasts of the beach.

Dr. Brady Barr is on a mission to find the alligator snapping turtle, one of the largest freshwater turtles in the world.

There's a killer on the loose in central Florida. Brady has been called in to help find out what it is. Calves are disappearing into the night and Brady's old friend Lee Lightsey can't determine what's taking them.