Curious kids Emma and her big brother Tim observe different animals as they make their way through various life milestones, from birth to adulthood.
Steven Rinella scrounges in some of America's wildest terrains in this unscripted series showing him on the hunt for wild animals from ducks to deer.
This offbeat documentary features people with pets that are as unorthodox as they are dangerous, including a crocodile, a lynx and a Komodo dragon.
From fangs to claws to venomous stings, they all wield deadly weapons. But which creature will be crowned the fiercest of all?
Six young women, who each live near one of Earth's major rivers, share how the Waterschool environmental education program has impacted their lives.
Spanish photographer Jose Diaz spends 100 days living alone on a remote mountain, connecting to nature and documenting the beauty of his surroundings.
Scientists and survivors revisit the harrowing EF5 twister that ripped through Moore in 2013 and explore the challenges of predicting extreme weather.
Scientists venture onto the ice to find out why krill, creatures crucial to the Antarctic ecosystem, are disappearing at an alarming rate.
A magnitude 7.8 earthquake strikes Nepal in April 2015. Scientists race to calculate the impact and devise ways to mitigate future disasters.
In the darkest depths of the oceans, species generate light to hunt, mate and communicate, while scientists seek ways to harness their power.
Four scientists offer a sweeping yet intimate exploration of Peru's majestic coastline by land, sea and air.
Advanced cameras capture the nocturnal journey of an elephant calf and his family as they migrate across the unforgiving southern African terrain.
In this exploration of the life-changing power of the ocean, six people from very different backgrounds find purpose and meaning in the sea.
From Australia's river shark to Nicaragua's killer tarpon, biologist Zeb Hogan travels the globe in search of the biggest, fiercest fresh water fish.
Across America, independent entrepreneurs who aren't afraid to get their hands dirty make a living by harvesting eels, worms, wild mushrooms and more.
Renowned ocean explorer Dr. Bob Ballard takes viewers to the deepest parts of the ocean, where priceless treasures both natural and man-made lurk.
Chronicling the adventures of Alaska state troopers, this reality series puts a cold-weather spin on the everyday challenges of law enforcement.
Cinematographers visit the remote forests and mountains of China in hopes of capturing footage of pandas, monkeys, red-crowned cranes and more.
Famed horticulturist Alan Titchmarsh hosts this uplifting show in which he and his team travel the U.K. planting dream gardens for deserving citizens.
Writer and presenter Monty Don helps England's budding horticulturists plant and grow the gardens of their dreams.
Two very different men struggle to save pink dolphins in the Amazon. But their well-intentioned activism has murky consequences.
Experience the lives of pet owners who open up about their obsessive love of animals and how they care for their massive menageries.
This documentary explores the tensions between the lucrative big-game hunting business and wildlife conservation from a variety of perspectives.
Narrated by Robert Redford, this documentary tours the awe-inspiring landscapes, historic sites and untamed wilderness of America's great parks.
Leonardo DiCaprio crisscrosses the globe to investigate the consequences of man-made globe warming and the measures being taken to reverse it.
Witness the amazing destructive power of nature as cameras capture harrowing footage of flash floods, tsunamis, mudslides, ice storms and hurricanes.
This fact-based account delves into humankind's efforts to gather signals from possible intelligent beings beyond the solar system.
Meet six captains whose crews fish the icy waters of the North Atlantic, facing mammoth waves and icebergs as they try to keep an industry alive.
Follow Todd Standing, Dr. Jeff Meldrum and other researchers into the wilderness, where they try to capture definitive proof of Sasquatch's existence.
Experience life through the eyes of a giant panda and her young cub, a golden monkey, and a mother snow leopard as they traverse the wilds of China.
It's a country steeped in cultural traditions that stretch back more than 1,000 years. But Peru is also a land of surprising natural riches.
Documentarian Errol Morris trains his lens on obsessive pet owners and the zeitgeist that supports them, including pet cemetery owners and embalmers.
Comedian and writer Sue Perkins sets off on a 3,000-mile journey up the Mekong River to explore a people and region on the verge of dramatic change.
Comedian and actor Matt Lucas takes on the persona of natural history doyen Armstrong Wedgewood to give a unique twist to the story of our planet.
Witness some of the most riveting showdowns in the animal kingdom as cameras capture leopards, polar bears and other predators targeting their prey.
Whoever came up with the term "bird brain" never met these feathered thinkers, who use their claws and beaks to solve puzzles, make tools and more.