Planet Earth II was full of amazing, unique and colourful footage, but how was this achieved? Sir David Attenborough reveals the extraordinary dangers his crew went through to produce one of the most amazing documentaries of our time.
Cities are growing at a faster rate than any other habitat on Earth. They may seem an unlikely place for animals to thrive, but they can be a world of opportunity for animals like the leopards in Mumbai or peregrine falcons of New York City.
Grasslands cover one quarter of all land and support the vast gatherings of wildlife, but to survive here animals must endure the most hostile seasonal changes on the planet.
The world's deserts are lands of extremes that force animals to come up with ingenious ways of coping with hostile conditions, giving rise to the most incredible survival stories on earth.
Jungles provide the richest habitats on the planet - mysterious worlds of high drama where extraordinary animals attempt to survive in the most competitive place on earth.
The great mountain ranges are some of the planet's most spectacular landscapes, but they are unforgiving places to live in, and only a few animals have what it takes to live at extreme altitude.
Remote islands offer sanctuary for some of the planet's strangest and rarest creatures. But island life always comes at a cost. On the Galapagos Islands, young marine iguana must escape an onslaught of snakes the moment they hatch from the sand.
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