The Deep Dark Ocean

Travel to the bottom of the ocean to explore the hidden deep sea environment with marine biologist Dr Helen Scales. The deep sea is the biggest, most mysterious part of our planet. For a long time, scientists thought it was just a huge empty space, devoid of life: too dark, too cold, too much pressure and not enough food. Now we know differently: the deep sea is full of amazing life all the way to the very bottom. In order to survive down there, animals get up to all sorts of strange things