Sky Nature HD Saturday

Come face-to-face with alphas who use might to subdue enemies, from sea lions and cape buffalo to Canada geese and lionesses.

Meet the ugliest alphas of the animal world, from warthogs and giant African bullfrogs to wild turkeys and Nile crocodiles

Witness a face-tearing battle between Lacerta lizards and a leopard seal's stealth attack as we peak inside the lives of alphas who prefer to live alone.

Connect with Earth's most talkative species, from angry fruit bats and their loud complaints, to orcas and their human-scale speech systems.

Explore the historic home of an extraordinary family of birds of prey in a look at the wildlife living in the nature reserve surrounding Germany's Heidelberg Castle

The flocks of birds, families of wild boar and armies of insects that thrive in and around the centuries-old French fortress of Carcassonne

Patrick Aryee examines the first days, weeks and months of young animals, beginning by looking at how single offspring depend on their mothers

Patrick Aryee explores how some siblings quickly forge lifelong bonds, while others compete ferociously from the moment they're born

For animals born in bulk, life is a battle from the very start. Patrick Aryee marvels at the strategies nature has come up with to raise the next generation

Examining the different navigation methods that involve power and precision, innate GPS, and complicated routes through crowded skies

A jaguar stalks the river, a snake makes a killer move and a stealth tarantula waits to strike. Nothing is safe when the Amazon's predators are on the prowl

Jungle love stories, from monogamous monkeys and a bird who rivals Casanova to a spider who will risk his life for romance

A look at the 1,200 species of trees found in the Amazon and the diverse creatures who call the leaves, branches and shadows of these canopies their home

The naturalist explores the varieties of plant life housed at the Royal Botanic Gardens in Kew, west London, and explains what they reveal about the natural world

The naturalist explores how the plants at Kew Gardens change through the seasons and discovers the surprising properties of some of the institution's fungi

The naturalist concludes his exploration of the Royal Botanic Gardens in Kew by examining plants that have evolved to minimise their dependence on water

Documentary revealing the secrets and ingenious tactics of nature's toughest fighters in their battles for survival. Narrated by Sean Bean

Lizzie and veterinarian Joares scramble to collar more jaguars amid storms, floods and power outages

The remote island of Gorgona, once chosen by the Colombian government as a prison site due to its shark-infested seas and impenetrable jungle teeming with deadly snakes

On the island of Providencia, a young female black crab undertakes a life-or-death hike to escort her 80,000 eggs from the mountain down to the sea

Documentary revealing the secrets and ingenious tactics of nature's toughest fighters in their battles for survival. Narrated by Sean Bean

Lizzie and veterinarian Joares scramble to collar more jaguars amid storms, floods and power outages

The world's most incredible wild creatures, revealing their strange behaviours and peculiar survival techniques

Patrick Aryee examines the first days, weeks and months of young animals, beginning by looking at how single offspring depend on their mothers

Patrick Aryee explores how some siblings quickly forge lifelong bonds, while others compete ferociously from the moment they're born

For animals born in bulk, life is a battle from the very start. Patrick Aryee marvels at the strategies nature has come up with to raise the next generation