Lantern Shark

Living in a world of sunshine and electricity, we tend to take light for granted. Heck, we complain when clouds diminish our bright sunny rays. But dip just beneath the surface of the ocean and light becomes a rare commodity. More than half of the light that penetrates the ocean surface is absorbed in the first three feet. As you go deeper, different colors disappear. Red is the first to go, followed by yellow and green, until you're truly immersed in murky blue. At about 200 m deep, there is so little light that plants cannot survive, as there isn't enough light energy to power…