An insightful and spectacular celebration of birds of prey, our planet's most successful hunters; from frozen wilderness to tangled jungle, this episode reveals the raptors as never before.

Two devastating earthquakes hit Mexico in quick succession, and an Aussie storm chaser becomes trapped in the middle of the most powerful tornado ever recorded in El Reno, Oklahoma.

Disgorging more water than the next nine biggest rivers combined, the Amazon is the mightiest of all. Jeremy discovers issues putting the river at risk by tracing the migration of the dorado catfish.

Gary, Arlie and Jake search for a gator in an RV park, Shannon finds a timber rattlesnake at a local business, and the team trade gators with their sister park in South Padre Island, Texas.

An extraordinary look at the extreme ways in which birds of prey conquer the toughest habitats on Earth ny taking on deadly prey; raptors have solutions to many very extreme challenges.

Jeremy is on the trail of a mysterious man-eater; is this beast a mere legend, or could it be the same flesh-and-blood creature that has attacked divers, seized a child, and eaten sheep alive?

Winter planning begins to fall apart for Alaskans as they prepare for the impending freeze.

In this episode we look at why humans and nature need the dark. We leave Budapest in the Magic Hour. As the sun rises over the mountains of Switzerland, we learn about the formation of the Alps.

Hot weather can sometimes be a killer; in the Sonoran Desert, temperatures peak at 80 degrees Celsius and it's so hot that creatures choose to live and hunt in the night.

Winter planning begins to fall apart for Alaskans as they prepare for the impending freeze.

A rare tornado decimates a small town in rural Uruguay, snaring a man in his car and obliterating a huge warehouse.

Jeremy is on the trail of a mysterious man-eater; is this beast a mere legend, or could it be the same flesh-and-blood creature that has attacked divers, seized a child, and eaten sheep alive?

Winter planning begins to fall apart for Alaskans as they prepare for the impending freeze.

In this episode we look at why humans and nature need the dark. We leave Budapest in the Magic Hour. As the sun rises over the mountains of Switzerland, we learn about the formation of the Alps.

An extraordinary look at the extreme ways in which birds of prey conquer the toughest habitats on Earth ny taking on deadly prey; raptors have solutions to many very extreme challenges.

Jeremy travels to Papua New Guinea to investigate a spate of bizarre deaths on the Sepik River; he is on the trail of a creature that has been tearing chunks out of fishermen.

Sue Aikens returns to find a dangerous predator lurking just outside of camp. Meanwhile, the lake outside of Glenn's cabin is frozen, so the conditions are perfect for finding goose grass.

Vienna is one of the world's most biologically active cities; wildlife thrives in the city's palaces, churches and gardens as its Danube Island serves as both flood control and a recreation area.

Hot weather can sometimes be a killer; in the Sonoran Desert, temperatures peak at 80 degrees Celsius and it's so hot that creatures choose to live and hunt in the night.

Sue Aikens returns to find a dangerous predator lurking just outside of camp. Meanwhile, the lake outside of Glenn's cabin is frozen, so the conditions are perfect for finding goose grass.

A rare tornado decimates a small town in rural Uruguay, snaring a man in his car and obliterating a huge warehouse.

Jeremy travels to Papua New Guinea to investigate a spate of bizarre deaths on the Sepik River; he is on the trail of a creature that has been tearing chunks out of fishermen.

In this episode we look at why humans and nature need the dark. We leave Budapest in the Magic Hour. As the sun rises over the mountains of Switzerland, we learn about the formation of the Alps.