The hunt for the largest snow leopard, 'The Dude', heats up. With each revelation, Dan and his team grapple with the complexities of snow leopard behaviour.

Meet Kenya's Marsh Pride in the Maasai Mara. As power shifts within the lions, rising human conflict and habitat loss threaten their fight to survive.

The Marsh Pride's story deepens through voices of those who film, protect, and oppose them - revealing a fragile future as human expansion drives lions toward decline.

Gary searches for a gator in a drainage ditch while Arlie finds another hanging out in a pool, and the Gator Country team trade wrangling for educating as they hit the road for a show in Fort Worth.

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.

As winter approaches, the Hailstone family receive news of some land they have inherited. Meanwhile, after being stranded for days, Glenn attempts to return to his remote cabin.

A power outage in Kavik leaves Sue Aikens scrambling to restore her communications, while Glenn Villeneuve sets out on his most crucial hunt of the year.

This episode highlights the Belitsa Bear Reserve, the legends of the Rila Lakes and the ruins of an abandoned village on the Turkish-Bulgarian border where nature has been able to reclaim.

Forty years after the Chernobyl disaster, an updated version of the acclaimed documentary 'Radioactive Wolves' returns to a place that once stood as a symbol of horror.

Tropical diseases such as dengue fever, malaria, chikungunya and West Nile virus were long considered a distant problem. But now they have arrived in Europe. How great is the danger on our doorstep?

In a river ecosystem in Northern Portugal, we follow Eurasian otter, Kiko, from his first explorations outside his family to his independence as a guardian of his territory.

Vast forests and high ridges in Romania's Carpathian Mountains host Europe's largest population of brown bears; we follow conservationists as they rewild bison, reforest and survey bear populations.

This is the story of nature's greatest mums, an intimate portrait of the lives of animal mothers - big and small - and the unique challenges they face in looking after their offspring.

This is the story of the male and female monkey puzzle trees; rooted in the mountains of central Chile, they have forged alliances with the residents of this ancient landscape.

66 million years ago: a gigantic asteroid hits the Earth and wipes out the reign of the dinosaurs as no animal weighing more than 500 grams survives this catastrophe. Who are the survivors?

66 million years ago: a gigantic asteroid hits the Earth and wipes out the reign of the dinosaurs as no animal weighing more than 500 grams survives this catastrophe. Who are the survivors?

Winter in Scandinavia is characterised by the polar night, months in which the sun is barely visible; this episode shows how people, animals and plants adapt to these extreme conditions.

The longest day of the year is celebrated throughout Scandinavia at the end of June; in this episode, we witness how animals and plants adapt to the challenge of the polar day.

From birds to insects and whales to playful cubs, the summer seson is all about the next generation; we also meet a sheep-shearing family travelling across Ireland getting sheep ready for the summer.

This episode highlights the Belitsa Bear Reserve, the legends of the Rila Lakes and the ruins of an abandoned village on the Turkish-Bulgarian border where nature has been able to reclaim.

Forty years after the Chernobyl disaster, an updated version of the acclaimed documentary 'Radioactive Wolves' returns to a place that once stood as a symbol of horror.

Tropical diseases such as dengue fever, malaria, chikungunya and West Nile virus were long considered a distant problem. But now they have arrived in Europe. How great is the danger on our doorstep?