Gujarat in India is home to the last Asiatic lions in the wild; a first-time mother lioness must be creative in her survival skills to raise a new king, and that includes fooling the old one.

Tennessee's Great Smoky Mountains live up to their name as America's most popular national park goes up in flames. Meanwhile a mega typhoon pulverises Macao.

Fiji is better known for its idyllic beaches, but Jeremy is on the trail of a body-slamming beast that leaves disturbing marks on its adult victims - and discovers two underwater assailants.

Arlie and his son Blue have five hours of father-son fun rescuing a gator in a pond, the team gather eggs from gator nests at the park, and an alligator goes looking for a chicken dinner.

This episode introduces lions with distinct personalities and follows them as they hunt and explore new territories, but conflict arises when the mothers return with new cubs.

Hunger drives the cubs to violence and family relationships are complicated; the lions rely on the more agile lionesses for hunting and face challenges such as climate change.

Oloborr emerges as the leader of a pride which mainly relies on buffalo for food; as it faces obstacles in establishing dominance, tensions arise within the group.

Scientists are uncovering new truths about cats using tech like tracking collars; from cheetahs' agility to Iberian lynx recovery, groundbreaking research and conservation offer hope for wild cats.

Gujarat in India is home to the last Asiatic lions in the wild; a first-time mother lioness must be creative in her survival skills to raise a new king, and that includes fooling the old one.

The Alaskans must take advantage of the migrating moose and fish, before the rivers freeze and winter sets. But caution is paramount, as they aren't the only ones looking for food in the Arctic.

To prepare for winter in the Arctic, the Alaskans must overcome challenges as they travel through unfamiliar territories. They must take advantage of the fall season by stockpiling resources.

To ensure their survival for the upcoming winter, Alaskans must head out into the fray. From scouting for resources in sub-zero temperatures to hiking the countryside in search of food.

The Alaskans struggle to accomplish their tasks. For Glenn and Andy, freezing temperatures and thick ice mean increased difficulties for trapping. Jessie's sled dog race is complicated by snowfall.

The Alaskans must use the brief hours of daylight to build vital tools, maintain their land, hunt for needed food, and sharpen their survival skills.

We follow a litter of piglets and show that pigs love mud to keep cool because they have practically no sweat glands and how intelligent they are with a series of puzzles.

Scientists hope that the reintroduction of bears to Europe will have a positive impact on the entire ecosystem, but is Europe ready to coexist with brown bears?

A remarkable discovery is about to uncover secrets hidden for 200 million years; Sir David Attenborough guides us through the story of an ichthyosaur fossil and how this incredible 'sea dragon' lived.

How is an egg made, why are they the shape they are, and why lay an egg at all? Piece by piece, from creation to hatching, Sir David Attenborough reveals the wonder behind these miracles of nature.

Our journey begins in Berlin Grunewald. Along the way, we meet people who are passionate about nature. The journey ends with the Midsummer Festival in the Stockholm Archipelago.

Belgium's streams and rivers are home to countless beavers, cunning grass snakes, and male sticklebacks who build intricate nests and prove to be incredibly dedicated and caring fathers.

Eastern Poland is one of Europe's last wild regions; the Biebrza lowlands make up the biggest national park in Poland and are of the utmost value for beavers, otters and countless aquatic birds.

This episode introduces lions with distinct personalities and follows them as they hunt and explore new territories, but conflict arises when the mothers return with new cubs.

Hunger drives the cubs to violence and family relationships are complicated; the lions rely on the more agile lionesses for hunting and face challenges such as climate change.