Challenger Deep is the deepest part of all the oceans on Earth. Animals that live there have to deal with the most hostile living conditions and pressures. Click through our slideshow to meet the ...

An underwater voyage has revealed a network of creatures thriving at the bottom of deep-sea ocean trenches. In these extreme environments, the crushing pressure, scant food and lack of sunlight can ...

A recent underwater expedition has revealed a thriving network of creatures at the bottom of deep-sea ocean trenches. These extreme environments, with crushing pressure, scant food, and no sunlight, ...

Add Yahoo as a preferred source to see more of our stories on Google. Challenger Deep is the deepest part of all the oceans on Earth. Animals that live there have to deal with the most hostile living ...