Dive into the depths of the ocean to discover seven rare deep-sea creatures so strange and elusive, you won't believe they ...

From the octopus that walks on land to another that grows its own ‘lifejacket’, discover these unusual species ...

Across the world, humans have told stories of creatures so strange and powerful they blur the line between myth and reality. Some may be echoes of ancient animals long extinct, while others reflect ...

An entire world lives deep under the ocean’s surface, far from human notice and as bustling as any city. Animals such as tubeworms and clams live crowded around plumes of methane that bubble up ...

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.