Animals in the Depths of the Sea (26 photo) »

On dry land, most organisms are confined to the surface, or at most to altitudes of a hundred meters-the height of the tallest trees. In the oceans, though, living space has both vertical and horizontal dimensions: with an average depth of 3800 meters, the oceans offer 99% of the space on Earth where life can develop.

Read Full Story at science.readigg.com »