The Deep Dark Ocean

Travel to the furthest depths 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 living planet. For a long time, scientists thought this was just a huge empty space and nothing lived down there, because it's too dark, too cold, there's too much pressure, and not enough food. Now we know the deep sea is full of amazing life all the way to the very bottom. To survive down there, animals get up...