The deepest part of any of the world’s oceans, known as Challenger Deep, is a portion of the Mariana Trench that goes down to ...

From the largest blue whale to the tiny seahorse, aquatic animals amaze with their diversity and survival strategies.

Octopuses are amazing sea creatures. They belong to a group called molluscs, just like snails and clams. But unlike them, octopuses have no shell. They have soft bodies, eight arms, and big brains.

A recent Schmidt Ocean Institute expedition off the coast of Uruguay discovered at least 30 suspected new species and ...

A Chinese submersible has discovered thousands of worms and mollusks nearly 10 kilometers (six miles) below sea level in the Mariana Trench, the deepest colony of creatures ever observed, a study ...

From armoured reptiles to ocean giants, some animals show how evolution creates the perfect defence mechanisms. Their tough ...