Pygmy tribes describe an animal that resembles a sauropod dinosaur.

For over a century a sea serpent known as Caddy has been reported swimming off the coast of British Columbia.

The Amazon echoes with tales of a terrifying mystery beast known as the Mapinguari.

Jeremy Wade is not a fisherman; he's an "extreme angler" in search of the biggest and most dangerous freshwater fish, the kind with a taste for human flesh. This action-adventure series also features Wade illustrating how these river monsters are constructed to kill.

Jon Wolfson examines the lethal power and strange abilities of nature's most vicious hunters.

Naturalist Backshall heads to water to fulfill his wish of studying four huge animals to find out more about their behavior and communication techniques. Scientists and extreme divers study the fascinating but deadly animals, then locate the creatures to allow Steve to do the unthinkable: Swim with the monsters. Among animals that Backshall tries to accompany are the hippopotamus, the anaconda, the illusive giant Humboldt squid, and one of the world's most-feared sea creatures, the white shark.

Searching for the world's strangest creatures.

Australia's creatures adapt to life within varied and often hostile environments.

British adventurer and cinematographer Richard Terry travels to faraway jungles and remote islands in search of the truth behind stories of unknown creatures attacking, and killing, humans. In the Amazon rainforest, Terry is on the trail of a huge spider said to be attacking villagers; in southern Mexico, reports of a terrifying creature that attacks locals at night sends Terry into the jungles of Chiapas to investigate; and in the Indonesian archipelago, Terry island hops to expose a giant, blood-thirsty reptile that preys on livestock and humans.

Fish biologists and conservation experts go in search of strange and beautiful sea creatures.

the wildlife of Brazil is explored.

Scientist/explorer Pat Spain has investigated some of mankind's greatest oddities, bizarre creatures and mythical beasts. In "Legend Hunter," he continues to feed his avid thirst for adventure and innate curiosity by searching for answers to iconic mysteries. The seven-episode series sees Spain use his scientific expertise and innovative technology to investigate infamous tales of murder, theft and unexplained events. He embarks on a hunt to recover a $20 million stolen Irish fortune, finds new evidence that could reveal the identity of Jack the Ripper and goes on a quest for a werewolf-like creature purportedly in Elkhorn, Wis. He also reopens the infamous Lizzie Borden murder case to find out who really took an ax to her father and stepmother.

Australian host Steve Irwin and his wife Terri run a wildlife refuge. Their shared passion is educating the world about wildlife, including the much feared crocodile and numerous venomous snakes. Steve's speciality is the capture and relocation of crocodiles. No animal appears too threatening to Steve, his true respect for animals is the foundation for everything he does.