科学家从印度运来一只雌性老虎到保护区，进行野化训练并进行跟踪，同时来到的还有一只雄性老虎。它们必须学会为领地战斗，学会捕食。科学家用镜头记录下了这些场景，它们会喜结连理还是会被捕猎者捕杀？ 　　《自然世界：虎之王朝/BBC Natural World 2012 Tiger Dynasty》是BBC的自然纪录片系列《BBC 自然世界》中的一集，摄影组和生物学家们跟踪拍摄森林之王老虎的生活，以及环境变化对老虎的生存状态的影响等等。BBC出品的自然纪录片绝对是精品，喜欢的朋友不可错过了。

本集为BBC Natural World系列S21E06。本片采用第一人称叙述的方式，带大家走进一个奇妙的田园风光：“小时候，我梦想有一条河，属于我自己的河，河里有蜉蝣和怪兽，有鱼梁及其搅起的漩涡。如今我长大了，我的小河依然充满惊喜，每发现一个她的秘密都让我更加沉醉于这个奇妙的世界。我一直非常热爱这条河，现在我要跨过她回家，水坝边工人的一幢老旧小屋，我观察她每天的情绪起伏，观察每个季节，我的邻居们如何为生存奋斗，她有九英里长。但在这里，在我家方圆几百码以内的地方，你可以一览她的美丽以及她所哺育的动物。河流冲刷出堤岸 为翠鸟提供了筑巢地点。每个夏天，同一对翠鸟夫妻都会在房子下游的河段哺育家庭，有时候雌性翠鸟会在阳光明媚的早晨多次掠过水面捕食。。。”

八年光阴可以改变些什么？微不足道的它们建成了一个规模宏大的地下帝国，有人说它们冷酷、可怕，可我还是想看看弱不禁风的它们经历过的那些苦难，还有它们小小的脑袋里，到底装得下多大的智慧，蚂蚁帝国－－我们一起期待吧！

讲述自然界中的动物母性，母亲如何在艰难的环境中将自己的孩子抚养长大。 　　Natural World investigates the vital bond between animal mothers and their babies. The more we study animals, the more we realise just how emotional they are; all mothers are faced with tough choices as they struggle to bring up babies in a difficult and dangerous world, constantly balancing their own needs with those of their infants. Yet there are many ways to raise your brood, from the fish who looks after her young in her mouth to the extended childhoods of gorillas or orang-utans

黑猩猩如何看待世界？一项在爱丁堡动物园的研究计划，其目的是要用一种创新的方式来回答那个问题，训练黑猩猩使用视频触摸屏，并且给它们一架特别的猩猩摄影机。 　　它们如何对几百万年来演化的工具作出反应？黑猩猩专家贝蒂赫罗哥要找出，设法通过黑猩猩们使用视频技术来沟通当它们为权力斗争时所作的考验和磨难。不管怎样，节目结束时我们优先看到了世界首部由黑猩猩拍摄的影片。

David Attenborough narrates the charming and fascinating story of some real-life animal romantics. There are show-offs and singers, dancers and fighters, stories of undercover affairs and heartwarming devotion. These include a male polar bear that plays hard to get, a lemur whose odour bags him a mate and a lizard who is tender and faithful to the very end. 　　It reveals that animals can be loving, complex, funny and inventive - it is all part of the mating game.

Deep in the rain-forest 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 vocalizations. 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?

Documentary about Rom Whitaker, who is organising the fight to save the threatened King Cobra, the world's largest venomous snake. He's trying to set up the world's first King Cobra sanctuary, and with his beloved captive kings, Elvis and Priscilla, he's trying to breed babies to release back into the Indian jungle.

Jonathan Scott担任解说，向我们介绍豹的神奇故事，探究豹是如何进化为强大的生存者的。 　　The Secret Leopards: Jonathan Scott narrates the extraordinary story of the leopard, investigating what it is about the natural history of these cats that makes them born survivors.