Armoured Giants • 2008 • episode "S1E5" • Life in Cold Blood

43:17

Take a journey through majestic primeval forests of the Urals. These protected sites are known for their extremes, where the fine side by side, and giant deer, and giant leviathan, weighing half a ton, and tiny animals. This also, in search of food, make their seasonal raiding Eurasian elk. Unlike other types of elk Eurasian elk live alone, so for the pregnant female elk stress of meeting with other animals usually leads to a fight. As soon as the snow begins to melt in the woods, baring the ground, a lone wolf set out in search of food, not disdaining the frozen remains of animals

S1E6 • Wild Russia • 2009 • Nature

23:15

Lions, hyenas, cheetahs, and the highly intelligent African painted dog all have different, but brutally efficient, hunting instincts. Meet these intimidating rulers of the African plains and learn the secrets of their secure reign at the top of the natural food chain.

S1E1 • Attack and Defend • 2016 • Nature

58:55

Titus the gorilla king faces the biggest challenge of his life. He's lived longer and sired more offspring than any other known gorilla, but his time as a great leader may be coming to an end. The mighty silverback has a little orphan in his care - and both their lives hang in the balance. In Uganda, young silverback Marembo is back with his raging hormones and desire to be dominant - he's sure to shake things up a bit.

S1E2 • Mountain Gorilla • 2010 • Nature

53:37

This programme focuses on birds. The feather is key to everything that is crucial about a bird: it is both its aerofoil and its insulator. The earliest feathers were found on a fossilised Archaeopteryx skeleton in Bavaria. However, it had claws on its wings and there is only one species alive today that does so: the hoatzin, whose chicks possess them for about a week or so. Nevertheless, it serves to illustrate the probable movement of its ancestor. It may have taken to the trees to avoid predators, and over time, its bony, reptilian tail was replaced by feathers and its heavy jaw evolved into a keratin beak.

8/13 • Life on Earth • 1979 • Nature

52:18

David uses the latest 3D technology to explore a world beyond the confines of our human senses. He begins with the secret world of plant movement and uses sinister carnivorous plants to show just how active plants can be. Bladderwort utricularia is a pond-dweller that is among the fastest known, its traps snapping shut in less than a millisecond. As the seasons change, David demonstrates how plants operate on a different time scale to us; how they modify their lives according to the time of year. We discover insects' hidden links with plants, both as pests and ...

S1E2 • Kingdom of Plants • 2012 • Nature

44:37

Deep in the rainforest of Central Africa lies an elephant oasis - a remarkable place that holds the key to the future for forest elephants. Over the last 20 years, Andrea Turkalo has been studying these enigmatic giants, getting to know over 4,000 intimately. She has begun to unravel the secrets of their complex social lives and the meanings of their unique vocalisations. New acoustic research is shedding light on the many mysteries that still surround forest elephant society. Will these endangered elephants finally speak out and tell Andrea what it is they need to survive?

Natural World • 2010 • Nature